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DeutschList of longest road tunnels
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This page presents a list of the longest road tunnels of the world. This page lists all road tunnels longer than 5 km (3 mi).
World's longest road tunnels in use[edit]
| Name | Location | Length | Year | Tubes | Road |
|---|---|---|---|---|---|
| WestConnex |  Australia (Sydney) | 46 km (28.6 mi)[1] | 2019-2023[a] | 2 WestConnex, 13 Rozelle Interchange[5] | M4 (5.5km twin), M8 (M4-M8 7.5km twin, M8 9km twin) Rozelle Interchange (13 tunnels, 24km, 16km in use). 4 combined projects 46km] |
| Lærdal |  Norway (Lærdalsøyri - Aurlandsvangen) | 24.51 km (15.2 mi) | 2000 | 1 | E16 |
| Yamate Tunnel |  Japan (Tokyo) | 18.20 km (11.3 mi) | 2015 | 2 | C2, Shuto Expressway |
| Zhongnanshan Tunnel |  China (Shaanxi) | 18.04 km (11.2 mi) | 2007 | 2 | G65 Baotou–Maoming Expresswayy |
| Jinpingshan Tunnel[6][7] | China (Sichuan) | 17.54 km (10.9 mi)[b] | 2011 | 2 | between sites of Jinping-I and Jinping-II Hydropower Station |
| St. Gotthard |  Switzerland (Uri - Ticino) | 16.918 km (10.5 mi) | 1980 | 1 | A2/E35 |
| Tiantaishan Tunnel | China (Shaanxi) | 15.56 km (9.7 mi) | 2021 | 2 | G85 Yinchuan–Kunming Expressway |
| Zigana Tunnel |  Turkey (Maçka - Torul) | 14.476 km (9.0 mi)[8] | 2023 | 2 | D.885, E97 |
| Ryfylke Tunnel | Norway | 14.459 km (9.0 mi) | 2019 | 2 | 13 |
| Ovit Tunnel | Turkey (İkizdere - İspir) | 14.346 km (8.9 mi) | 2018[9] | 2 | D.925 |
| Arlberg |  Austria (Vorarlberg - Tyrol) | 13.972 km (8.7 mi) | 1978 | 1 | S16/E60 |
| Micangshan Tunnel[10] | China (Sichuan) | 13.833 km (8.6 mi)[c] | 2018 | 2 | G85 Yinchuan–Kunming Expresswayy |
| Xishan Tunnel | China (Shanxi) | 13.654 km (8.5 mi)[d] | 2012 [11] | 2 | S56 Shanxi Taiyuan-Gujiao Expressway |
| Erlangshan Tunnel | China (Sichuan) | 13.433 km (8.3 mi)[e] | 2017 | 2 | G4218 Ya'an-Yecheng Expresswayy |
| Shiziping Tunnel | China (Sichuan) | 13.156 km (8.2 mi) | 2020[12] | 2 | G4217 Chengdu-Changdu Expressway |
| Hongtiguan Tunnel | China (Shanxi) | 13.122 km (8.2 mi)[13][f] | 2013 [14] | 2 | S76 Shanxi Changzhi-Pingshun Expressway |
| Hsuehshan |  Taiwan (New Taipei City - Yilan) | 12.942 km (8.0 mi) | 2006 | 2 | National Freeway 5 |
| Fréjus |  France -  Italy | 12.895 km (8.0 mi) | 1980 | 1 | E70 |
| KPE & MCE Expressway Tunnel[g] |  Singapore | 12.46 km (7.7 mi) | 2013 | 1[h] | KPE and MCE |
| Maijishan Tunnel | China (Gansu) | 12.29 km (7.6 mi)[i] | 2009 | 2 | G30 Lianyungang–Khorgas Expressway |
| East Tianshan Tunnel | China (Xinjiang) | 11.775 km (7.3 mi)[j] | 2021 | 2 | China National Highway G575 |
| Mt. Blanc | France - Italy (Alps) | 11.611 km (7.2 mi) | 1965 | 1 | E25 |
| Laoying Tunnel | China (Yunnan) | 11.515 km (7.2 mi)[k] | 2021 | 2 | G5613 Baoshan-Lushui Expressway |
| Chengkai Tunnel | China (Chongqing) | 11.489 km (7.1 mi)[l] | 2022 | 2 | G69 Yinchuan–Baise Expressway |
| Gudvangen | Norway (Gudvangen - Flåm) | 11.428 km (7.1 mi) | 1991 | 1 | E16 |
| Yunshan Tunnel | China (Shanxi) | 11.408 km (7.1 mi)[m] | 2014 | 2 | G2516 Dongyin-Luliang Expressway |
| Eysturoy Tunnel |  Faroe Islands | 11.240 km (7.0 mi)[n] | 2020 | 1[o] | |
| Baojiashan Tunnel | China (Shaanxi) | 11.200 km (7.0 mi)[p] | 2009 [15] | 2 | G65 Baotou–Maoming Expressway |
| Folgefonna | Norway (Odda - Eitrheim) | 11.15 km (6.9 mi) | 2001 | 1 | 49 |
| Kan-Etsu Tunnel | Japan (Gunma - Niigata) | 11.055 km (6.9 mi)[q] | 1985[r] | 2 | Kan-Etsu Expressway |
| Inje-Yangyang Tunnel |  South Korea (Gangwon Province) | 10.962 km (6.85 mi)[s] | 2017 | 2 | Seoul–Yangyang Expressway |
| Taihu Tunnel | China (Jiangsu) | 10.790 km (6.7 mi) | 2021 | 2 | Shanghai-Changzhou Expressway |
| Hida Tunnel | Japan (Gifu) | 10.71 km (6.7 mi) | 2008 | 1 | Tokai-Hokuriku Expressway |
| Sandoy Tunnel | Faroe Islands (Sandoy) | 10.785 km (6.7 mi)[16] | 2023 | 1 | National highway 12 |
| Toven Tunnel[17] | Norway | 10.655 km (6.6 mi) | 2014 | 1 | 78 |
| Tongzi Tunnel | China (Guizhou) | 10.497 km (6.5 mi)[t] | 2023 | 2 | G7521 Chongqing-Guiyang Expressway |
| Dawanshan Tunnel | China (Shanxi) | 10.490 km (6.5 mi)[u] | 2022 | 2 | Jingle-Xingxian Expressway |
| Baotashan Tunnel[18] | China (Shanxi) | 10.480 km (6.512 mi)[v] | 2012 [19] | 2 | G2516 Dongyin-Luliang Expressway |
| Gran Sasso d'Italia | Italy (Abruzzo) | 10.176 km (6.3 mi)[w] | 1984[x] | 2 | A24 |
| Plabutsch Tunnel | Austria | 10.085 km (6.3 mi)[y] | 1987[z] | 2 | A9/E57 |
| Jondal Tunnel | Norway (Mauranger - Jondal) | 10.05 km (6.2 mi) | 2012 | 1 | 49 |
| Nibashan Tunnel[aa] | China (Sichuan) | 10.007 km (6.2 mi)[ab] | 2012[20] | 2 | G5 Beijing–Kunming Expressway |
| Duplex A86 | France (Rueil-Malmaison - Versailles) | 10 km (6.2 mi) | 2011 | 1[ac] | A86 |
| Tunnels of the M-30 [es] |  Spain (Madrid) | 9.9 km (6.2 mi) | 2007 | 2[ad] | A-5, M-30 |
| Zhongtiaoshan Tunnel | China (Shanxi-Henan) | 9.67 km (6.0 mi)[ae] | 2015 | 2 | G59 Hohhot–Beihai Expressway |
| Guanshan | China (Gansu) | 9.651 km (6.0 mi)[af] | 2021 | 2 | G8513 Pingliang-Mianyang Expressway |
| Tokyo Bay Aqua-Line | Japan (Tokyo Bay) | 9.576 km (6.0 mi)[ag] | 1997 | 2 | 409 |
| Liupanshan Tunnel | China (Ningxia) | 9.49 km (5.9 mi)[ah] | 2012 | 2 | G22 Qingdao–Lanzhou Expressway |
| Yanglin Tunnel | China (Yunnan) | 9.470 km (5.9 mi) | 2020 | 2 | G5601 Kunming City Loop Expressway |
| Songshan Tunnel | China (Beijing-Hebei) | 9.420 km (5.9 mi) | 2020 | 2 | Beijing-Chongli Expressway |
| Mælefjell Tunnel (Seljord-Hjartdal) | Norway | 9.355 km (5.8 mi) | 2019[21] | 1 | E134 |
| Lyshorn Tunnel | Norway | 9.3 km (5.8 mi) | 2022 | 2 | E39 |
| Seelisberg | Switzerland | 9.292 km (5.8 mi) | 1980 | 2 | A2/E35 |
| Dr. Syama Prasad Mookerjee |  India (Jammu & Kashmir) | 9.28 km (5.8 mi) | 2017[22] | 2 | NH44 |
| Niuyanshan Tunnel | China (Fujian) | 9.252 km (5.7 mi)[ai] | 2015 | 2 | G3 Beijing–Taipei Expressway |
| Wankai Tunnel | China (Chongqing) | 9.228 km (5.7 mi)[aj] | 2021[23] | 2 | Wangzhou-Kaizhou Rapid Road |
| Laojieling Tunnel | China (Henan) | 9.183 km (5.706 mi) | 2021 | 2 | Zhengzhou-Luanchuan Expressway |
| Vestfjarðagöng |  Iceland (Ísafjörður) | 9.12 km (5.7 mi) | 1995 | 1[ak] | Vestfjarðavegur |
| Atal Tunnel | India (Himachal Pradesh) | 9.02 km (5.6 mi) | 2020[24] | 1 | Leh–Manali Highway |
| West Qinling Tunnel[al] | China (Gansu) | 9.007 km (5.6 mi)[am] | 2013 [25] | 2 | G75 Lanzhou–Haikou Expressway |
| NorthConnex | Australia (Sydney) | 9.0 km (5.6 mi) | 2020 | 2 | M1 to M2 link |
| Kurigo Tunnel | Japan | 8.972 km (5.6 mi) | 2017 | 1 | Tohoku Central Expressway |
| Shanghai Yangtse River Tunnel | China (Shanghai) | 8.95 km (5.6 mi)) | 2009 [26] | 2 | G40 Shanghai–Xi'an Expressway |
| Karmøy | Norway | 8.9 km (5.5 mi) | 2013 | 1 | 553 |
| Xinglong Tunnel | China (Yunnan) | 8.843 km (5.495 mi)[27] | 2022 | 2 | Jianshui-Yuanyang Expressway |
| Foling Tunnel | China (Shanxi) | 8.805 km (5.5 mi)[an] | 2016 | 2 | S45 Tianzhen-Licheng Expressway |
| Zhegushan Tunnel | China (Sichuan) | 8.795 km (5.5 mi)[ao] | 2019 | 2 | S9 Sichuan Wenchuan-Maerkang Expressway |
| Baoding #2 Tunnel | China (Sichuan) | 8.775 km (5.453 mi) | 2020 | 2 | Panzhihua-Dali Expressway |
| Variante di Valico | Italy | 8.703 (5.4) | 2015[28] | 2 | Autostrada A1 |
| Micangshan Tunnel | China (Gansu) | 8.694 km (5.4 mi)[ap] | 2014 | 2 | G8513 Pingliang-Mianyang Expressway |
| Jinlong Tunnel[aq] | China (Hubei) | 8.693 km (5.4 mi)[ar] | 2008 | 2 | G50, Shanghai-Chengdu West Expressway |
| Dapanshan Tunnel | China (Zhejiang) | 8.678 km (5.392 mi)[as] | 2020 | 2 | Hangzhou-Shaoxin-Taizhou Expressway |
| Huangzhushan Tunnel | China (Fujian) | 8.668 km (5.4 mi)[at] | 2015 | 2 | G3 Beijing–Taipei Expressway |
| La Línea |  Colombia | 8.652 km (5.4 mi) | 2020[29] | 1 | National Route 40 |
| Enasan | Japan (Japan Alps) | 8.646 km (5.4 mi) | 1975[au] | 2 | Chūō Expressway |
| Somport Tunnel | France - Spain (Pyrenees) | 8.608 km (5.3 mi) | 2003 | 1 | E07 |
| Korgfjellet | Norway | 8.568 km (5.3 mi) | 2005 | 1 | E6 |
| Tianheshan Tunnel | China (Shanxi-Hebei) | 8.511 km (5.3 mi)[av] | 2015 | 2 | G2516 Dongyin-Luliang Expressway |
| Lowari Tunnel |  Pakistan | 8.5 km (5.3 mi)) | 2017[30] | 1 | Dir-Chitral Road, N45 |
| Banihal Qazigund Road Tunnel | India (Jammu and Kashmir) | 8.45 km (5.3 mi) | 2021 | 2 | NH 44 |
| Cuiyunshan Tunnel | China (Hebei) | 8.42 km (5.23 mi) | 2021 | 2 | S3801 Beijing-Chongli Expressway |
| Jinkouhe Tunnel | China (Sichuan) | 8.400 km (5.220 mi) | 2022 | 2 | S66 Longchang-Hanyuan Expressway |
| Wulaofeng Tunnel | China (Yunnan) | 8.360 km (5.2 mi)[aw] | 2022 | 2 | Jianshui-Yuanyang Expressway |
| Gleinalm Tunnel | Austria | 8.32 km (5.2 mi) | 1978 | 1 | A9/E57 |
| Dapingshan Tunnel | China (Hubei) | 8.263 km (5.1 mi)[ax] | 2014 | 2 | S63 Shuanggou-Yinji Expressway |
| Shimen Tunnel | China (Shaanxi) | 8.262 km (5.1 mi)[ay] | 2017 | 2 | G85 Yinchuan-Kunming Expressway |
| Túnel de Oriente | Colombia | 8.229 km (5.1 mi) | 2019 | 2 | Medellin-Airport |
| Huayingshan Tunnel | China (Sichuan) | 8.159 km (5.1 mi) | 2017 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Lanjiayan Tunnel | China (Sichuan) | 8.149 km (5.1 mi) | 2022 | 1 | China National Highway G545 |
| Steigen | Norway | 8.079 km (5.0 mi) | 1990 | 1 | 835 |
| Qishan Tunnel | China (Fujian) | 8.044 km (5.0 mi) | 2015 | 2 | G1517 Puyan Expressway |
| Jaeyaksan Tunnel | South Korea (South Gyeongsang Province) | 7.982 km (5.0 mi) | 2020 | 2 | Hamyang-Ulsan Expressway |
| Xueshanliang Tunnel | China (Sichuan) | 7.980 km (4.959 mi) | 2017 | 1 | Highway S303, Chuanzhusi-Huanglong Highway |
| Songshan Tunnel | China (Guangdong) | 7.970 km (4.952 mi) | 2021 | 2 | S27 Shaoguan-Xinfeng Expressway |
| Guanyin Tunnel | Taiwan (Yilan) | 7.964 km (4.949 mi) | 2020 | 2 | Provincial Highway 9, Suhua Highway |
| Sant' Antonio Morignone | Italy | 7.96 km (4.9 mi) | 2000 | SS38 | |
| Balangshan Tunnel | China (Sichuan) | 7.95 km (4.94 mi) | 2016 | 1 | G350 National Highway |
| Ziyang Tunnel[az] | China (Shaanxi) | 7.938 km (4.932 mi) | 2010 | 2 | G30, Ankang-Maoba Expressway |
| Bømlafjord | Norway | 7.931 km (4.9 mi) | 2000 | 1 | E39 |
| Kuocangshan Tunnel | China (Zhejiang) | 7.930 km (4.927 mi) | 2008 | 2 | Zhuji-Yongjia Expressway |
| Wunüfeng | China (Jilin) | 7.930 km (4.927 mi)[ba] | 2019 | 2 | G1112 Ji'an-Shuangliao Expressway |
| Rennsteig |  Germany | 7.916 km (4.9 mi) | 2003 | 2 | A71 |
| Maluanshan Tunnel | China (Guangdong) | 7.904 km (4.911 mi)[bb] | 2021 | 2 | Pingshan-Yantian Rapid Road |
| Karawanken | Austria -  Slovenia | 7.864 km (4.9 mi) | 1991 | 1 | E61 |
| Jiaozhou Bay Tunnel | China (Shandong) | 7.8 km (4.8 mi) | 2011[31] | 2 | |
| Shanghai North Horizontal Corridor West Tunnel | China (Shanghai) | 7.788 km (4.8 mi) | 2021 | 2 | Shanghai North Horizontal Corridor |
| Eiksund | Norway | 7.765 km (4.8 mi) | 2008 | 1 | 653 |
| Qiushan Tunnel | China (Shaanxi) | 7.670 km (4.766 mi)[bc] | 2020 | 2 | G6911 Ankang-Laifeng Expressway |
| Qiganshan Tunnel | China (Chongqing) | 7.660 km (4.760 mi) | 2022 | 2 | G69 Yinchuan–Baise Expressway |
| Svartisen Tunnel | Norway | 7.615 km (4.7 mi) | 1987 | 1 | 17 |
| Fangdoushan Tunnel | China (Chongqing) | 7.605 km (4.726 mi)[bd] | 2006 | 2 | G50, Zhongxian-Shizhu Expressway |
| Cangling Tunnel | China (Zhejiang) | 7.605 km (4.726 mi)[be] | 2009 | 2 | Taizhou-Jinhua Expressway |
| Jiudingshan Tunnel | China (Yunnan) | 7.597 km (4.721 mi)[bf] | 2022 | 2 | New Chuxiong-Dali Expressway |
| Galleria di Santa Lucia | Italy | 7.548 km (4.690 mi) | 2022 | 1 | A1 |
| Mingtangshan Tunnel | China (Anhui) | 7.548 km (4.690 mi)[bg] | 2015 | 2 | G4221 Shanghai–Wuhan Expressway |
| Munmudaewang 1 Tunnel | South Korea (North Gyeongsang Province) | 7.543 km (4.7 mi)[bh] | 2016 | 2 | Donghae Expressway |
| Høyanger Tunnel | Norway | 7.543 km (4.7 mi) | 1982 | 1 | 55 |
| Norðfjarðargöng | Iceland | 7.542 km (4.7 mi) | 2017 | ||
| Aerjinshan Tunnel | China (Gansu) | 7.527 km (4.7 mi)[bi] | 2022 | 2 | G3011 Liuyuan–Golmud Expressway |
| Shimenya Tunnel | China (Hubei) | 7.524 km (4.675 mi)[bj] | 2014 | 2 | G42 Shanghai–Chengdu Expressway |
| Vallavik | Norway | 7.51 km (4.7 mi) | 1985 | 1 | 13 |
| Jiming Tunnel | China (Chongqing) | 7.447 km (4.627 mi) | 2022 | 2 | G69 Yinchuan–Baise Expressway |
| Oppdølstrand Tunnel | Norway | 7.43 km (4.6 mi) | 2014 | 1 | 70 |
| Åkrafjord | Norway | 7.4 km (4.6 mi) | 2000 | 1 | E134 |
| Vaðlaheiðargöng | Iceland | 7.4 km (4.6 mi) | 2018 | ||
| Oslofjord | Norway | 7.39 km (4.6 mi) | 2000 | 1 | E134 |
| Jinhuashan Tunnel | China (Zhejiang) | 7.388 km (4.591 mi) | 2020 | 2 | G25 Changchun–Shenzhen Expressway |
| Nanjing Dinghuaimen Yangtze River Tunnel | China (Jiangsu) | 7.36 km (4.6 mi) | 2016 | 2 | |
| Motianling Tunnel | China (Chongqing) | 7.353 km (4.569 mi)[bk] | 2008 | 2 | G42, Yichang-Chongqing Expressway |
| Canglongxia Tunnel | China (Shaanxi) | 7.350 km (4.567 mi) | 2022 | 2 | Ningshaan-Shiquan Expressway |
| Fangdoushan Tunnel | China (Chongqing) | 7.310 km (4.542 mi) | 2013 | 2 |  G5021 Shizhu-Chongqing Expressway |
| Aizigou Tunnel | China (Sichuan) | 7.246 km (4.502 mi)[bl] | 2014 | 2 | Kala Yangfanggou Hydroelectricity Power Station Road |
| Yunwushan Tunnel | China (Shaanxi) | 7.209 km (4.479 mi) | 2022 | 2 | Ningshaan-Shiquan Expressway |
| Geumjeongsan Tunnel | South Korea (Busan) | 7.190 km (4.5 mi)[bm] | 2018 | 2 | Busan Ring Expressway |
| Shinkobe | Japan | 7.175 km (4.458 mi) | 1988 | ||
| Lizhuang Tunnel[32] | China (Sichuan) | 7.147 km (4.441 mi) | 2008 | 1 | Jingping Hydroelectricity Power Station Road |
| Baiyun Tunnel[33] | China (Chongqing) | 7.12 km (4.42 mi) | 2008 | 2 | G65, | Chongqing-Changsha Expressway |
| Dayan Tunnel | China (Sichuan) | 7.081 km (4.400 mi) | 2022 | 2 | S66 Longchang-Hanyuan Expressway |
| Que'ershan Tunnel | China (Sichuan) | 7.079 km (4.399 mi) | 2017 | 1 | G317 National Highway 317 |
| Taining Tunnel | China (Fujian) | 7.039 km (4.374 mi) | 2013 | 2 | S0311 Fujian Pucheng Jianning Expressway |
| Wuhan East Lake Tunnel | China (Hubei) | 7.039 km (4.374 mi) | 2015 | 2 | Wuhan East Lake Corridor |
| Caoguoshan Tunnel | China (Yunnan) | 7.005 km (4.353 mi) | 2022 | 2 | Manhao-Jinping Expressway |
| Kherrata Tunnel |  Algeria | 7 km (4.3 mi) | 1988 | 1 | |
| Yinpingshan Tunnel | China (Guangdong) | 6.963 km (4.327 mi) | 2013 | 2 | G0422 Wuhan-Shenzhen Expressway |
| Xuefengshan Tunnel[34] | China (Hunan) | 6.956 km (4.322 mi) | 2006 | 2 | G60, Shaoyang-Huaihua Expressway |
| Landeck | Austria | 6.955 km (4.3 mi) | 2000 | 1 | 180 |
| Egan Tunnel[35] | China (Hubei-Jiangxi) | 6.948 km (4.317 mi) | 2012 | 2 | G45 Daqing–Guangzhou Expressway |
| Héðinsfjarðargöng I | Iceland | 6.93 km (4.3 mi) | 2010 | 1 | 76 |
| Daliangshan Tunnel | China (Yunnan) | 6.900 km (4.287 mi)[36] | 2023 | 2 | Lincang-Qingshuihe Expressway |
| Fenshuiling Tunnel[37] | China (Hebei) | 6.891 km (4.282 mi) | 2013 | 2 | G95 Capital Ring Expressway |
| Tongsheng Tunnel | China (Hubei) | 6.887 km (4.279 mi) | 2015 | 2 | G59 Hohhot-Beihai Expressway |
| Nordkapp | Norway | 6.875 km (4.3 mi) | 1999 | 1 | E69 |
| Maurice Lemaire | France | 6.872 km (4.3 mi) | 1976[bn] | 1 | N159 |
| Wushaoling No. 2 Tunnel[38] | China (Gansu) | 6.868 km (4.268 mi)[bo] | 2013[39] | 2 | G30 Lianyungang–Khorgas Expressway |
| Quchiwan Tunnel | China (Hubei) | 6.833 km (4.246 mi) | 2021 | 2 | Baokang-Shennongjia Expressway |
| Jinggangshan Tunnel | China (Jiangxi) | 6.810 km (4.232 mi)[bp] | 2013 | 2 | S50 Jiangxi Taijing Expressway |
| Yanqian Tunnel | China (Fujian) | 6.795 km (4.222 mi)[bq] | 2015 | 2 | G3 Beijing–Taipei Expressway |
| Maojingba Tunnel[40] | China (Hebei-Inner Mongolia) | 6.776 km (4.210 mi)[br] | 2013 [41] | 2 | G45 Daqing–Guangzhou Expressway |
| Sizhouling Tunnel[bs][42] | China (Zhejiang) | 6.765 km (4.204 mi)[bt] | 2013 [43] | 2 | S33 Zhejiang Longli Expressway |
| Frudal | Norway | 6.758 km (4.2 mi) | 1995 | 1 | 5 |
| Muzuo Tunnel | China (Sichuan) | 6.744 km (4.191 mi) | 2022 | 2 | G8513 Pingliang-Mianyang Expressway |
| Pfänder | Austria | 6.718 km (4.2 mi) | 1980 2013 | 2 | A14/E43 |
| Baizhishan Tunnel | China (Chongqing) | 6.710 km (4.169 mi) | 2013 | 1 | S402 Chengwan Highway |
| Yunwushan Tunnel | China (Hubei) | 6.708 km (4.168 mi)[bu] | 2008 | 2 | Shanghai-Chengdu West Expressway |
| Airport Link | Australia (Brisbane) | 6.7 km (4.2 mi) | 2012 | 2 | Metroad 7 (M7), Brisbane |
| Finnøy | Norway | 6.7 km (4.2 mi) | 2009 | 1 | 519 |
| Wulaoshan Tunnel | China (Yunnan) | 6.685 km (4.154 mi)[bv] | 2021 | 2 | G5615 Tianbao-Houqiao Expressway |
| Dulongjiang Tunnel | China (Yunnan) | 6.68 km (4.15 mi) | 2015 | 1 | Dulongjiang Highway |
| Hongyansi Tunnel | China (Hubei) | 6.678 km (4.150 mi)[bw] | 2015 | 2 | G59 Hohhot-Beihai Expressway |
| Yangjiao Tunnel | China (Chongqing) | 6.676 km (4.148 mi)[bx] | 2008 | 2 | G65 Baotou-Maoming Expressway |
| Lüjialiang Tunnel | China (Chongqing) | 6.664 km (4.141 mi)[by] | 2009 | 2 | G50, Zhongxian-Shizhu Expressway |
| Hong Kong-Zhuhai-Macau Bridge Undersea Tunnel | China (Guangdong) | 6.648 km (4.131 mi) | 2018 | 3 | G94 Pearl River Delta Ring Expressway |
| Karisaka Tunnel | Japan | 6.625 km (4.1 mi) | 1998 | 1 | 140 [citation needed] |
| Wujialiang Tunnel | China (Chongqing) | 6.618 km (4.112 mi)[bz] | 2022 | 2 | G69 Yinchuan–Baise Expressway |
| Fodnes Tunnel | Norway | 6.604 km (4.1 mi) | 1995 | 1 | 5 |
| Yemajian No. 1 Tunnel | China (Zhejiang) | 6.602 km (4.102 mi)[44] | 2023 | 2 | G4012 Liyang-Ningde Expressway |
| Western Scheldt Tunnel |  The Netherlands | 6.6 km (4.1 mi) | 2003 | 2 | N62 |
| San Bernardino | Switzerland | 6.596 km (4.1 mi) | 1967 | 1 | A13/E43 |
| Innfjord | Norway | 6.594 km (4.1 mi) | 1991 | 1 | E136 |
| Dazhuang Tunnel | China (Hubei) | 6.570 km (4.082 mi)[ca] | 2016 | 2 | G5012 Enshi-Guangyuan Expressway |
| Kviven | Norway (Volda - Grodås) | 6.563 km (4.1 mi) | 2012 | 1 | E39 |
| Mingyueshan Tunnel | China (Chongqing - Sichuan) | 6.557 km (4.074 mi)[cb] | 2008 | 2 | Dianjiang-Lingshui County Expressway |
| Donggongshan Tunnel | China (Fujian) | 6.5565 km (4.0740 mi) | 2012 | 2 | G1514 Ningde-Shangrao Expressway |
| Xinglingjing Tunnel | China (Shanxi) | 6.555 km (4.073 mi)[cc] | 2011 | 2 | Taiyuan-Jianxian Expressway |
| Tianlongshan Tunnel | China (Fujian) | 6.551 km (4.071 mi)[cd] | 2015 | 2 | G3 Beijing–Taipei Expressway |
| Muzhaling Tunnel | China (Henan) | 6.537 km (4.062 mi)[ce] | 2020 | 2 | Zhengzhou-Luanchuan Expressway |
| Luoyanshan Tunnel | China (Fujian) | 6.534 km (4.060 mi) | 2017 | 2 | G2517 Shaxian-Xiamen Expressway |
| Jinmen Tunnel | China (Guangdong) | 6.492 km (4.034 mi) | 2018 | 2 | G78 Shantou-Kunming Expressway |
| Xiakou Tunnel | China (Hubei) | 6.487 km (4.031 mi) | 2012 | 2 | G42 Shanghai–Chengdu Expressway |
| Chuntianmen Tunnel | China (Chongqing) | 6.476 km (4.024 mi) | 2020 | 2 | Nanchuan-Liangjiang Expressway[45] |
| Zangshan Tunnel | China (Shanxi) | 6.440 km (4.002 mi)[cf] | 2016 | 2 | S45 Shanxi Tianli Expressway |
| Taihe Tunnel | China (Yunnan) | 6.420 km (3.989 mi)[cg] | 2021 | 2 | G5615 Tianbao-Houqiao Expressway |
| Sinbulsan Tunnel | South Korea (South Gyeongsang Province, Ulsan) | 6.415 km (3.986 mi) | 2020 | 2 | Hamyang-Ulsan Expressway |
| Tauern | Austria | 6.401 km (4.0 mi)[ch] | 1975 2011 | 2 | A10/E55 |
| Jiuyishan Tunnel | China (Hunan-Guangdong) | 6.400 km (3.977 mi)[ci] | 2014 | 2 | G55 Erenhot-Guangzhou Expressway |
| Fjærland Tunnel | Norway | 6.397 km (4.0 mi) | 1986 | 1 | 5 |
| Hongtu Tunnel | China (Guangdong) | 6.350 km (3.946 mi)[cj] | 2021[46] | 2 | Dapu-Fengshun-Wuhua Expressway |
| Baiyunshan Tunnel | China (Henan) | 6.347 km (3.944 mi) | 2020 | 2 | Zhengzhou-Luanchuan Expressway |
| Higo | Japan | 6.34 km (3.9 mi)[ck] | 1989 1999 | 2 | Kyushu Expressway[citation needed] |
| Sørdals | Norway | 6.338 km (3.9 mi) | 2007 | 1 | E10 |
| Wushaoling No. 4 Tunnel | China (Gansu) | 6.333 km (3.935 mi)[cl] | 2013 | 2 | G30 Lianyungang–Khorgas Expressway |
| Yanlai Tunnel | China (Guangxi) | 6.325 km (3.930 mi)[47] | 2022 | 2 | Nandan-Tian'e Expressway |
| Jiaoding Tunnel | China (Yunnan) | 6.318 km (3.926 mi)[cm] | 2020 | 2 | Zhaotong-Leshan Expressway |
| Putaoshan Tunnel | China (Chongqing) | 6.308 km (3.920 mi)[cn] | 2009 | 2 | G65, Chongqing-Changsha Expressway |
| Haicang Undersea Tunnel | China (Fujian) | 6.308 km (3.9 mi) | 2021 | 2 | |
| Norðoyatunnilin | Faroe Islands | 6.3 km (3.9 mi) | 2006 | 1 | |
| Hai Van Tunnel |  Vietnam | 6.28 km (3.9 mi) | 2005 2021 | 2 | 1 |
| Kakuto | Japan | 6.255 km (3.9 mi) | 1995 | 2 | Kyushu Expressway[citation needed] |
| Fenshuiling Tunnel | China (Hubei) | 6.254 km (3.886 mi)[co] | 2021 | 2 | Baokang-Shennongjia Expressway |
| Hundvåg | Norway | 6.200 km (3.9 mi) | 2020 | 2 | Norwegian National Road 13 |
| Shuangfeng Tunnel | China (Zhejiang) | 6.187 km (3.844 mi)[cp] | 2008 | 2 | Zhuji-Yongjia Expressway |
| Qinghe Tunnel | China (Yunnan) | 6.185 km (3.843 mi)[cq] | 2021 | 2 | Zhaotong-Luzhou Expressway |
| Guantian Tunnel | China (Fujian) | 6.151 km (3.822 mi) | 2015 | 2 | S7211 Zhangzhou-Yong'an Expressway |
| Qinling #2 Tunnel | China (Shaanxi) | 6.145 km (3.818 mi)[cr] | 2007 | 2 | G5 Beijing–Kunming Expressway |
| Qinling #1 Tunnel | China (Shaanxi) | 6.144 km (3.818 mi)[cs] | 2007 | 2 | G5 Beijing–Kunming Expressway |
| Dabashan Tunnel | China (Sichuan) | 6.123 km (3.805 mi)[ct] | 2011 | 2 | Dazhou-Shaanxi Expressway |
| Yangbajing #2 Tunnel | China (Tibet) | 6.118 km (3.802 mi) | 2020 | 2 | G6 Beijing–Lhasa Expressway |
| Zhongxing Tunnel | China (Chongqing) | 6.105 km (3.793 mi)[cu] | 2009 | 2 | Wulong-Pengshui Expressway |
| Tempi Tunnel T2 |  Greece | 6.100 km (3.790 mi) | 2017 | 2 | A1 Motorway, E75 |
| Daliangshan Tunnel | China (Shanxi) | 6.058 km (3.764 mi)[cv] | 2014 | 2 | S45 Tianzhen-Licheng Expressway |
| Tietangxia Tunnel | China (Gansu) | 6.051 km (3.760 mi)[cw] | 2015 | 2 | G7011 Shiyan-Tianshui Expressway |
| Xiang'an Undersea Tunnel | China (Fujian) | 6.050 km (3.8 mi) | 2010 | 2 | |
| Fengshuiguan Tunnel | China (Fujian-Jiangxi) | 6.043 km (3.755 mi)[cx] | 2013 | 2 | G1514 Ningde-Shangrao Expressway |
| Tiefengshan #2 Tunnel | China (Chongqing) | 6.020 km (3.741 mi)[cy] | 2006 | 2 | G5012 Enshi-Guangyuan Expressway |
| Atsumi | Japan | 6.022 km (3.742 mi) | 2012 | 1 | Nihonkai-Tohoku Expressway[citation needed] |
| Yanglushan Tunnel | China (Chongqing) | 6.015 km (3.738 mi)[cz] | 2013 | 2 | G5021 Shizhu-Chongqing Expressway |
| Qingyunshan Tunnel | China (Guangdong) | 6.01 km (3.7 mi)[da] | 2018 | 2 | G0422 Wuhan-Shenzhen Expressway |
| Shigushan Tunnel | China (Fujian) | 6.005 km (3.731 mi) | 2012 | 2 | S30 Fujian Xiamen–Shaxian Expressway |
| Nantianmen Tunnel | China (Yunnan) | 5.997 km (3.726 mi)[db] | 2021 | 2 | Zhaotong-Luzhou Expressway |
| Huanglianping Tunnel | China (Yunnan) | 5.972 km (3.711 mi)[dc] | 2020 | 2 | Zhaotong-Leshan Expressway |
| Naustdal Tunnel | Norway | 5.97 km (3.7 mi) | 1995 | 1 | 5 |
| Øksendal Tunnel | Norway | 5.965 km (3.7 mi) | 2000 | 1 | 62 |
| Guinza | Italy | 5.96 km (3.7 mi) | 2004 | E78 | |
| Chenjiashan Tunnel | China (Zhejiang) | 5.96 km (3.70 mi) | 2020 | 2 | Hangzhou-Shaoxin-Taizhou Expressway |
| Jiaohuan Tunnel | China (Shanghai) | 5.935 km (3.7 mi)) | 2019 | 2 | G1503 Shanghai Ring Expressway |
| Hakamagoshi Tunnel | Japan (Toyama) | 5.932 km (3.7 mi) | 2000 | 1 | E41 Tokai-Hokuriku Expressway [citation needed] |
| Yokohama Kita Tunnel | Japan (Yokohama) | 5.900 km (3.7 mi) | 2020 | 2 | K7 Yokohama North Route |
| Katschberg | Austria | 5.898 km (3.665 mi) | 1974 2008 | 2 | A10/E55 |
| Qipanliang Tunnel | China (Hebei) | 5.898 km (3.665 mi)[dd] | 2019 | 2 | S3801 Beijing-Chongli Expressway |
| Fenghuangling Tunnel | China (Shanxi) | 5.897 km (3.664 mi)[de] | 2011 | 2 | G1812 Cangzhou-Yulin Expressway |
| Fáskrúðsfjarðargöng | Iceland | 5.894 km (3.7 mi) | 2005 | 1 | 96 |
| Wusihe Tunnel | China (Sichuan) | 5.890 km (3.660 mi) | 2022 | 2 | S66 Longchang-Hanyuan Expressway |
| Byfjord | Norway | 5.875 km (3.651 mi) | 1992 | E39 | |
| Yuliao Tunnel | China (Zhejiang) | 5.870 km (3.647 mi) | 2019 | 2 | G1523 Ningbo-Dongguan Expressway |
| Tosen | Norway | 5.857 km (3.639 mi) | 1986 | 1 | 76 |
| Strengen | Austria | 5.851 km (3.636 mi) | 2005 2006 | 2 | S16/E60 |
| Daiyunshan Tunnel | China (Fujian) | 5.850 km (3.6 mi)[df] | 2017 | 2 | G2517 Shaxian-Xiamen Expressway |
| Lianghekou Tunnel | China (Sichuan) | 5.840 km (3.629 mi) | 2010 | 1 | Lianghekou Hydroelectricity Power Station Road |
| Shixia Tunnel | China (Beijing) | 5.833 km (3.6 mi)[dg] | 2018 | 2 | S3801 Beijing-Chongli Expressway |
| Jiangjunshi Tunnel | China (Sichuan-Gansu) | 5.805 km (3.607 mi)[dh] | 2012 | 2 | G75 Lanzhou–Haikou Expressway |
| Grand St. Bernard | Italy - Switzerland | 5.798 km (3.603 mi) | 1964 | 1 | E27 |
| Lianchengshan Tunnel | China (Shaanxi) | 5.798 km (3.603 mi) | 2017 | 2 | G85 Yinchuan–Kunming Expressway |
| Mala Kapela |  Croatia | 5.78 km (3.59 mi) | 2005 2009 | 2 | A1 |
| Filefjell | Norway (Filefjell in Vang) | 5.780 km (3.6 mi) | 2017 | 1 | E16 |
| Hvalfjarðargöng[di] | Iceland | 5.77 km (3.59 mi) | 1998 | 1 | 1 |
| Opera Tunnel[dj] | Norway (Oslo) | 5.767 km (3.6 mi) | 2010 | 2 | E18 |
| Kerenzerberg | Switzerland | 5.76 km (3.58 mi) | 1986 | 1 | A3 |
| Youcheling Tunnel | China (Fujian) | 5.754 km (3.575 mi)[dk] | 2015 | 2 | G1523 Ningbo-Dongguan Expressway |
| Milashan Tunnel | China (Tibet) | 5.727 km (3.559 mi)[dl] | 2019 | 2 | G4218 Ya'an-Yecheng Expressway |
| Ciganyan Tunnel | China (Fujian) | 5.715 km (3.551 mi)[dm] | 2015 | 2 | G1523 Ningbo-Dongguan Expressway |
| Taohuatan Tunnel | China (Anhui) | 5.706 km (3.546 mi) | 2021 | 2 | Chaohu-Huangshan Expressway |
| Qingniling Tunnel | China (Gansu) | 5.694 km (3.538 mi)[dn] | 2015 | 2 | G7011 Shiyan-Tianshui Expressway |
| Daxingxiang Tunnel | China (Yunnan) | 5.690 km (3.5 mi) | 2023 | 2 | Lincang-Qingshuihe Expressway |
| Haukeli Tunnel | Norway | 5.682 km (3.531 mi) | 1968 | 1 | E134 |
| Sveti Rok | Croatia | 5.682 km (3.531 mi) | 2003 2009 | 2 | A1 |
| Gaoersi Tunnel | China (Sichuan) | 5.682 km (3.531 mi) | 2015 | 1 | China National Highway G318 |
| Jieling Tunnel | China (Hubei) | 5.681 km (3.530 mi)[do] | 2014 | 2 | G42 Shanghai–Chengdu Expressway |
| Ying'erling Tunnel | China (Hebei) | 5.677 km (3.528 mi)[dp] | 2019 | 2 | G18 Rongcheng–Wuhai Expressway |
| Marão[48] |  Portugal | 5.665 km (3.520 mi) | 2016 | 2 | A4/E82 |
| Zijing Tunnel | China (Sichuan) | 5.656 km (3.514 mi) | 2016 | 1 | China National Highway G350 |
| Mengshan Tunnel | China (Shanxi) | 5.655 km (3.514 mi) | 2013 | 2 | S45 Tianzhen-Licheng Expressway |
| Thirrë-Kalimash Tunnel |  Albania | 5.65 km (3.51 mi) | 2010 | 2 | Albania–Kosovo Highway |
| Yongfutun Tunnel | China (Guangxi) | 5.647 km (3.509 mi) | 2021 | 2 | S22 Guilin-Hechi Expressway |
| Hitra | Norway | 5.645 km (3.508 mi) | 1994 | 1 | 714 |
| Damiao Tunnel | China (Hebei) | 5.645 mi (9.085 km)[dq] | 2013 | 2 | S50 Chengde-Weichang Expressway |
| Zhengyuan Tunnel | China (Yunnan) | 5.636 km (3.502 mi) | 2022 | 2 | G5615 Tianbao-Houqiao Expressway |
| Guolao Tunnel | China (Gansu) | 5.628 mi (9.057 km)[dr] | 2019 | 2 | Liangdang-Huixian Expressway |
| Minoo [citation needed] | Japan | 5.620 km (3.492 mi) | 2007 | 1 | 423 |
| Eshanjie Tunnel | China (Hubei-Shaanxi) | 5.620 mi (9.045 km)[ds] | 2014 | 2 | G7011 Shiyan-Tianshui Expressway |
| Guibin Tunnel | China (Guangxi) | 5.620 km (3.492 mi) | 2023 | 2 | Pingnan-Napo Expressway |
| Big Dig/Central Artery |  United States (Boston) | 5.6 km (3.5 mi) | 2006 | 2 | Interstate 93 |
| Dýrafjarðargöng | Iceland | 5.6 km (3.5 mi) | 2020 | 1 | Vestfjarðavegur |
| Jingling Tunnel | China (Zhejiang) | 5.583 km (3.469 mi) | 2020 | 2 | Hangzhou-Shaoxin-Taizhou Expressway |
| Meiguling Tunnel | China (Fujian) | 5.580 km (3.467 mi)[dt] | 2003 | 2 | G70 Fuzhou–Yinchuan Expressway |
| Hanna | Japan | 5.578 km (3.466 mi) | 1997 | 2 | Second Osaka-Nara Road [citation needed] |
| Yunzhongshan Tunnel | China (Shanxi) | 5.575 km (3.464 mi)[du] | 2011 | 2 | G1812 Cangzhou-Yulin Expressway |
| Lixian Tunnel | China (Sichuan) | 5.570 km (3.461 mi) | 2019 | 2 | G4217 Chengdu-Changdu Expressway |
| Lajishan Tunnel | China (Qinghai) | 5.564 km (3.457 mi) | 2012 | 2 | S101 Qinghai 101 Highway |
| Wenxin #1 Tunnel | China (Yunnan) | 5.563 km (3.457 mi) | 2021 | 2 | G5615 Tianbao-Houqiao Expressway |
| Túnel 3-4 |  Brazil (Caraguatatuba) | 5.550 km (3.449 mi) | 2022 | 2 | Rodovia dos Tamoios |
| Da'nanshan Tunnel | China (Shanxi) | 5.535 km (3.439 mi)[dv] | 2012 | 2 | G5 Beijing–Kunming Expressway |
| Lirang Tunnel | China (Chongqing) | 5.521 km (3.431 mi)[dw] | 2016 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Qingxi Tunnel | China (Sichuan) | 5.5205 km (3.4303 mi)[49] | 2022 | 2 | Guangyuan-Pingwu Expressway |
| Mappo–Morettina Tunnel | Switzerland (Locarno) | 5.518 km (3.429 mi) | 1996 | A13 | |
| Yushan Tunnel | China (Jiangxi) | 5.518 km (3.429 mi)[dx] | 2016 | 2 | G6011 Nanchang–Shaoguan Expressway |
| Laboleng Tunnel | China (Gansu) | 5.518 km (3.429 mi) | 2022 | 2 | S38 Gansu Wangxia Expressway |
| Yemaliang Tunnel | China (Shanxi) | 5.512 km (3.425 mi)[dy] | 2017 | 2 | S40 Fansi-Hequ Expressway |
| Jiulianshan Tunnel | China (Guangdong) | 5.510 km (3.424 mi)[dz] | 2018 | 2 | G0422 Wuhan-Shenzhen Expressway |
| Dejiang Tunnel | China (Guizhou) | 5.505 km (3.421 mi) | 2021 | 2 | Dejiang-Xishui Expressway |
| Blanka tunnel complex |  Czech Republic (Prague) | 5.502 km (3.4 mi) | 2015 | 2 | Městský okruh |
| Chuyang Tunnel | China (Hubei) | 5.501 km (3.418 mi)[ea] | 2014 | 2 | G42 Shanghai–Chengdu Expressway |
| Bosruck | Austria | 5.5 km (3.4 mi) | 1983 | A9/E57 | |
| Nansan Tunnel | China (Yunnan) | 5.500 km (3.418 mi) | 2021 | 2 | Zhengkang-Qingshuihe Expressway |
| Shaoping Tunnel | China (Yunnan) | 5.497 km (3.4 mi) | 2023 | 2 | Ninglang-Yongsheng Expressway |
| Qiangfengling Tunnel | China (Shanxi) | 5.495 km (3.414 mi) | 2012 | 2 | G18 Rongcheng–Wuhai Expressway |
| Liulangshan Tunnel | China (Shanxi) | 5.493 km (3.413 mi)[eb] | 2014 | 2 | Shuozhou Ring Expressway |
| Ganyanggou Tunnel | China (Sichuan) | 5.483 km (3.407 mi) | 2019 | 2 | G4217 Chengdu-Changdu Expressway |
| Qingfeng Tunnel | China (Yunnan) | 5.48 km (3.41 mi) | 2022 | 2 | New Chuxiong-Dali Expressway |
| Dalijiashan Tunnel | China (Qinghai) | 5.476 km (3.403 mi)[ec] | 2018 | 2 | S22 Linxia-Gonghe Expressway |
| Inchoenbukhang Tunnel | South Korea (Incheon) | 5.460 km (3.4 mi) | 2017 | 2 | Capital Region 2nd Ring Expressway |
| Shenchangcun Tunnel | China (Yunnan) | 5.460 km (3.393 mi) | 2021 | 2 | G5612 Dali-Lincang Expressway |
| Bayuan Tunnel | China (Shaanxi) | 5.450 km (3.386 mi)[ed] | 2012 | 2 | G40 Shanghai–Xi'an Expressway |
| Yuliangzhou Tunnel | China (Hubei) | 5.440 km (3.4 mi) | 2022 | 2 | Xiangyang East-West Axis |
| Sanhuashi Tunnel | China (Shaanxi) | 5.434 km (3.377 mi)[ee] | 2011 | 2 | G7011 Shiyan–Tianshui Expressway |
| Kanpuzan | Japan | 5.432 km (3.375 mi) | 1999 | 1 | 194 [citation needed] |
| Bolungarvíkurgöng | Iceland | 5.426 km (3.372 mi) | 2010 | 1 | 61 |
| Dongshan Tunnel | China (Yunnan) | 5.425 km (3.4 mi) | 2021 | 2 | Weixing-Tianbo Expressway |
| Yangtoushan Tunnel | China (Chongqing) | 5.408 km (3.360 mi)[ef] | 2014 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Knappe Tunnel | Norway | 5.400 km (3.4 mi) | 2015 | 2 | 557 |
| Eurasia Tunnel | Turkey (Istanbul) | 5.4 km (3.4 mi) | 2016[50] | 1 | D.100 |
| Qiyaoshan Tunnel | China (Chongqing) | 5.4 km (3.355 mi) | 2021 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Ilgaz 15 July Independence Tunnel | Turkey | 5.391 km (3.3 mi) | 2016 | 2 | D.765 |
| Xinchang Tunnel | China (Yunnan) | 5.387 km (3.347 mi)[51] | 2022 | 2 | Yibin-Zhaotong Expressway |
| Botanggou Tunnel | China (Hebei) | 5.386 km (3.347 mi)[52] | 2023 | 2 | G0121 Beijing-Qinghuangdao Expressway |
| Jiulingshan Tunnel | China (Jiangxi) | 5.384 km (3.345 mi) | 2008 | 2 | G45 Daqing–Guangzhou Expressway |
| Husa Tunnel | China (Yunnan) | 5.370 km (3.337 mi) | 2020 | 2 | Tengchong-Longchuan Expressway |
| Guling Tunnel | China (Fujian) | 5.367 km (3.335 mi)[eg] | 2020 | 2 | China National Highway G104 |
| Shisungou Tunnel | China (Guizhou) | 5.364 km (3.333 mi) | 2022 | 2 | G4215 Chengdu-Zunyi Expressway |
| Qipanguan Tunnel | China (Shaanxi) | 5.360 km (3.331 mi) | 2008 | 2 | G5 Beijing–Kunming Expressway |
| Jinjihu Tunnel | China (Jiangsu) | 5.352 km (3.326 mi)[53] | 2022 | 2 | Zhongxin Avenue |
| Futang Tunnel | China (Sichuan) | 5.347 km (3.322 mi)[eh] | 2012 | 2 | G4217 Chengdu-Changdu Expressway |
| Anshi Tunnel | China (Yunnan) | 5.338 km (3.317 mi)[ei] | 2022 | 2 | Tengchong-Longchuan Expressway |
| Lishanping Tunnel | China (Yunnan) | 5.338 km (3.317 mi)[54] | 2022 | 2 | Zhaotong-Leshan Expressway |
| Farui Tunnel | China (Guangxi) | 5.334 km (3.314 mi)[55] | 2021 | 2 | Hezhou-Bama Expressway |
| Daliangzi Tunnel | China (Sichuan) | 5.333 km (3.314 mi) | 2008 | 1 | Lianghekou Hydroelectricity Power Station Road |
| Guling Tunnel | China (Shaanxi) | 5.333 km (3.314 mi)[ej] | 2009 | 2 | G70 Fuzhou–Yinchuan Expressway |
| Daliangzi Tunnel | China (Sichuan) | 5.333 km (3.314 mi) | 2008 | 1 | Lianghekou Hydroelectricity Power Station Road |
| Yingxiu Tunnel | China (Sichuan) | 5.325 km (3.309 mi)[ek] | 2012 | 2 | G4217 Chengdu-Changdu Expressway |
| Laoyingwo Tunnel | China (Yunnan) | 5.310 km (3.3 mi)[56] | 2017 | 1 | Wudongde Hydropower Station Road |
| Frøya | Norway | 5.305 km (3.296 mi) | 2000 | 1 | 714 |
| Felbertauern | Austria | 5.304 km (3.296 mi) | 1967 | 1 | 108 |
| Dahualing Tunnel | China (Hebei) | 5.300 km (3.293 mi)[el] | 2010 | 2 | G95 Capital Area Loop Expressway |
| Heggur Tunnel | Norway | 5.277 km (3.279 mi) | 1984 | 1 | |
| Bataishan Tunnel | China (Chongqing-Sichuan) | 5.275 km (3.278 mi) | 2013 | 1 | Chengwan Express Highway |
| Huangjiagou Tunnel | China (Guizhou) | 5.275 km (3.278 mi)[em] | 2022 | 2 | G75 Lanzhou–Haikou Expressway |
| Nanjingli Tunnel | China (Yunnan) | 5.273 km (3.276 mi)[en] | 2017 | 2 | Ruili-Longchuan Expressway |
| Atlanterhav | Norway | 5.272 km (3.276 mi) | 2009 | 1 | 64 |
| Baiyanjiao Tunnel | China (Yunnan) | 5.265 km (3.272 mi)[57] | 2021 | 2 | Zhaotong-Luzhou Expressway |
| Zhaxi Tunnel | China (Sichuan) | 5.259 km (3.268 mi)[eo] | 2020 | 2 | Yinbin-Bijie Expressway |
| Maojian Tunnel | China (Guizhou) | 5.257 km (3.267 mi)[ep] | 2021 | 2 | G7611 Duyun-Shangrila Expressway |
| Yaolongshan Tunnel | China (Chongqing - Guizhou) | 5.254 km (3.265 mi)[58] | 2021 | 2 | G7521 Chongqing-Guiyang Expressway |
| Shahriston Tunnel |  Tajikistan | 5.253 km (3.264 mi)[59] | 2012 | 1 | |
| Cels | Italy | 5.245 km (3.259 mi) | 1992 | A32 | |
| Nalang Tunnel | China (Yunnan) | 5.245 km (3.259 mi) | 2023 | 2 | Lincang-Qingshuihe Expressway |
| Alfonso XIII Tunnel (Vielha) | Spain | 5.24 km (3.26 mi) | 1948 2007 | 1 | N230 |
| Yanmengguan Tunnel | China (Shanxi) | 5.235 km (3.253 mi)[eq] | 2003 | 2 | G55 Erenhot-Guangzhou Expressway |
| Juan Carlos I Tunnel (New Vielha) | Spain | 5.23 km (3.25 mi) | 2007 | 1 | N230 |
| Cankurtaran Tunnel | Turkey | 5.228 km (3.2 mi) | 2018 | 2 | D.010 |
| Yuquanxi Tunnel | China (Hubei) | 5.228 km (3.249 mi)[er] | 2009 | 2 | G50 Shanghai–Chongqing Expressway |
| Lianhushan #1 Tunnel | China (Guangdong) | 5.225 km (3.247 mi)[es] | 2016 | 2 | G1523 Ningbo-Dongguan Expressway |
| Tongluoshan Tunnel | China (Sichuan) | 5.197 km (3.229 mi) | 2008 | 2 | G42 Shanghai–Chengdu Expressway |
| Longwan #2 Tunnel | China (Guangxi) | 5.195 km (3.228 mi) | 2023 | 2 | S30 Hezhou-Bama Expressway |
| Sachseln | Switzerland | 5.191 km (3.226 mi) | 1997 | 1 | A8 |
| Baimaxueshan #1 Tunnel | China (Yunnan) | 5.180 km (3.219 mi) | 2016 | 1 | China National Highway G214 |
| Hexin Tunnel | China (Fujian) | 5.180 km (3.219 mi)[et] | 2015 | 2 | G76 Xiamen–Chengdu Expressway |
| Zilinshan Tunnel | China (Guizhou) | 5.177 km (3.217 mi)[eu] | 2019 | 2 | Yuqing-Anlong Expressway |
| Hengshan Tunnel | China (Shanxi) | 5.170 km (3.2 mi) | 2012 | 2 | G18 Rongcheng–Wuhai Expressway |
| Suoguxiuzhai Tunnel | China (Sichuan) | 5.167 km (3.211 mi)[60] | 2022 | 2 | G8513 Pingliang-Mianyang Expressway |
| Lancang Tunnel | China (Yunnan) | 5.144 km (3.196 mi) | 2021 | 2 | Simao-Lancang Expressway |
| Majiazhai Tunnel | China (Yunnan) | 5.143 km (3.196 mi)[ev] | 2023 | 2 | Lincang-Qingshuihe Expressway |
| Lianhuashan #2 Tunnel | China (Guangdong) | 5.140 km (3.194 mi)[ew] | 2016 | 2 | G1523 Ningbo-Dongguan Expressway |
| Schmitten | Austria | 5.111 km (3.176 mi) | 1996 | 1 | 311 |
| Pingtian Tunnel | China (Guangxi) | 5.110 km (3.175 mi)[ex] | 2020 | 2 | Datang-Pubei Expressway |
| Changshan Tunnel | China (Sichuan) | 5.106 km (3.173 mi)[ey] | 2013 | 2 | S66 Longchang-Hanyuan Expressway |
| Taoziya Tunnel | China (Guizhou) | 5.100 km (3.169 mi) | 2021 | 2 | Zheng'an-Xishui Expressway |
| Roppen | Austria | 5.095 km (3.166 mi) | 1990 | 1 | E60/A12 |
| Tianshui #1 Tunnel | China (Gansu) | 5.094 km (3.165 mi) | 2021 | 2 | G8513 Pingliang–Mianyang Expressway |
| Pingqiao Tunnel | China (Chongqing) | 5.093 km (3.165 mi) | 2021 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Baoding #1 Tunnel | China (Sichuan) | 5.087 km (3.161 mi) | 2020 | 2 | Panzhihua-Dali Expressway |
| Freifjord | Norway | 5.086 km (3.160 mi) | 1992[di] | 1 | 70 |
| Fenjieliang Tunnel | China (Chongqing) | 5.085 km (3.160 mi)[ez] | 2010 | 2 | G42 Shanghai–Chengdu Expressway |
| Zhuge Tunnel | China (Guizhou) | 5.083 km (3.158 mi)[61] | 2019 | 2 | G7611 Duyun-Shangrila Expressway |
| Caihongling Tunnel | China (Guangdong) | 5.068 km (3.149 mi) | 2007 | 1 | Shuanghe Highway |
| Učka | Croatia | 5.062 km (3.145 mi) | 1981 | 1 | B8, D3 |
| Baehuryeong Tunnel | South Korea (Gangwon Province) | 5.057 km (3.1 mi) | 2012 | 1 | National Highway 46 |
| Flenja | Norway | 5.053 km (3.140 mi) | 1986 | 1 | E16 |
| Hualongshan Tunnel | China (Shaanxi) | 5.053 km (3.140 mi)[fa] | 2020 | 2 | G6911 Ankang-Laifeng Expressway |
| Anzob Tunnel | Tajikistan | 5.04 km (3.13 mi) | 2006 | 1 | |
| Taishi Tunnel | China (Gansu) | 5.028 km (3.124 mi)[fb] | 2014 | 2 | G8513 Pingliang–Mianyang Expressway |
| Cadí | Spain | 5.026 km (3.123 mi) | 1984 | 1 | E09/16 |
| Pingdingshan Tunnel | China (Hebei) | 5.024 km (3.122 mi)[fc] | 2015 | 2 | G95 Capital Area Loop Expressway |
| Tongluoshan Tunnel | China (Sichuan) | 5.024 km (3.122 mi) | 2017 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Huayingshan Tunnel | China (Chongqing) | 5.018 km (3.118 mi)[fd] | 2017 | 2 | G85 Yinchuan-Kunming Expressway |
| Taoguan #2 Tunnel | China (Sichuan) | 5.015 km (3.116 mi)[fe] | 2012 | 2 | G4217 Chengdu-Changdu Expressway |
| Yinjiping Tunnel | China (Sichuan) | 5.015 km (3.116 mi) | 2022 | 2 | Emei-Hanyuan Expressway |
| Xinlinpu Tunnel | China (Hebei) | 5.012 km (3.114 mi)[ff] | 2019 | 2 | S3801 Beijing-Chongli Expressway |
| Shantou Bay Tunnel | China (Guangdong) | 5.010 km (3.113 mi) | 2022 | 2 | China National Highway G324 |
| Dafengkou Tunnel | China (Chongqing) | 5.003 km (3.109 mi) | 2013 | 2 | G42 Shanghai–Chengdu Expressway |
| Dabanshan Tunnel | China (Qinghai) | 5.000 km (3.107 mi)[fg] | 2019 | 2 | China National Highway G569 |
| Tuen Mun–Chek Lap Kok Link Northern Connection | China (Hong Kong) (Pillar Point and Chek Lap Kok) | 5.0 km (3.1 mi)[62][63] | 2020[64] | 2 |
Under construction[edit]
| Name | Location | Kilometres (km) | Expected completion | Tubes | Road |
|---|---|---|---|---|---|
| Boknafjord Tunnel[65] | Norway (Stavanger) | 26.7 km (16.6 mi) [66] | 2031[67] | 2 | European route E39 |
| Tianshan Shengli Tunnel[68][69] | China (Xinjiang) | 22.11 km (13.7 mi) | 2026[70] | 2 | G0711 Ürümqi–Ruoqiang Expressway |
| Bypass Stockholm[71] |  Sweden(Stockholm) | 18 km (11.2 mi) [72] | 2030[73] | 2 | E4 |
| Fehmarn Belt tunnel |  Denmark/ Germany (Fehmarn Belt) | 17.6 km (10.9 mi) | 2029 | 5 (2 of which for road traffic) | European route E47 |
| Tokyo Gaikan Tunnel | Japan(Tokyo) | 16.2 km (10.1 mi) | 2030 | 2 | C3 Tokyo Gaikan Expressway |
| Daliangshan #1 Tunnel | China (Sichuan) | 15.366 km (9.548 mi) [74] | 2025 | 2 | Leshan-Xichang Expressway |
| Muzhailing Tunnel[75] | China (Gansu) | 15.2 km (9.4 mi) | 2023 | 2 | G75 Lanzhou–Haikou Expressway |
| Jiaozhou Bay 2nd Tunnel | China (Shandong) | 14.36 km (8.92 mi) | 2026 | 2 | |
| Taihangshan Tunnel | China (Shanxi) | 14.104 km (8.8 mi) | 2024 | 2 | Shanxi S60 Xiyang-Yuci Expressway |
| Xiaogaoshan Tunnel | China (Sichuan) | 14.032 km (8.7 mi) | 2028 | 2 | G7611 Duyun-Shangrila Expressway |
| Zoji-la Tunnel | India (Jammu Kashmir) | 14.2 km (8.8 mi) | 2026[76] | 1 | Srinagar-Kargil-Leh highway[77] |
| Dabashan Tunnel | China (Chongqing - Shaanxi) | 13.715 km (8.5 mi) | 2023 | 2 | G69 Yinchuan–Baise Expressway |
| Baima Tunnel | China (Sichuan) | 13.010 km (8.1 mi) | 2023 | 2 | G8513 Pingliang–Mianyang Expressway |
| Guigala Tunnel | China (Tibetan AR) | 12.945 km (8.0 mi)[fh] | 2023 | 2 | Lhasa-Tsetang Expressway |
| NSC Expressway Tunnel | Singapore | 12.5 km (7.8 mi)[fi] | 2026 | 1 | North-South Corridor, Singapore |
| Daliangshan #2 Tunnel | China (Sichuan) | 12.475 km (7.752 mi) | 2025 | 2 | Leshan-Kunming Expressway |
| Fengjian Tunnel | China (Chongqing - Hubei) | 12.360 km (7.7 mi) | 2025 | 2 | G6911 Ankang-Laifeng Expressway |
| Gaoloushan Tunnel | China (Gansu) | 12.334 km (7.664 mi) | 2023 | 2 | G8513 Pingliang-Mianyang Expressway |
| Mengpeng Tunnel | China (Yunnan) | 12.205 km (7.6 mi) | 2025 | 2 | Ruili-Menglian Expressway |
| Daxiagu Tunnel | China (Sichuan) | 12.146 km (7.5 mi) | 2023 | 2 | S66 Longchang-Hanyuan Expressway |
| Gongjuegaoshan Tunnel | China (Sichuan) | 12.095 km (7.5 mi) | 2024 | 2 | G7611 Duyun-Shangrila Expressway |
| North Tianshan Tunnel | China (Xinjiang) | 11.888 km (7.4 mi)[fj] | [78] | 2 | China National Highway G577 |
| Murovdagh Tunnel |  Azerbaijan (Göygöl-Kalbajar) | 11.600 km (7.2 mi) | 2025 | 2 | |
| Changbai Tunnel | China (Sichuan) | 11.446 km (7.1 mi) | 2028 | 2 | G7611 Duyun-Shangrila Expressway |
| Xiamaidi Tunnel | China (Sichuan) | 11.440 km (7.1 mi) | 2028 | 2 | G7611 Duyun-Shangrila Expressway |
| Yingpanshan Tunnel | China (Yunnan) | 11.335 km (7.0 mi)[fk] | 2024 | 2 | G4216 Chengdu-Lijiang Expressway |
| Haitai Yangtse River Tunnel | China (Jiangsu) | 11.185 km (7.0 mi) | 2028 | 2 | S13 Tongzhouwan-Changshu Expressway |
| Huzhubeishan Tunnel | China (Qinghai) | 11.171 km (6.9 mi) | 2023 | 2 | China National Highway G341 |
| Taiyueshan Tunnel | China (Shanxi) | 11.165 km (6.9 mi)[79] | 2024 | 2 | G2211 Changzhi-Yan'an Expressway |
| Pengshui Tunnel | China (Chongqing) | 11.135 km (6.9 mi) | 2026 | 2 | G65 Baotou–Maoming Expressway |
| Jinyang Tunnel | China (Sichuan) | 11.095 km (6.9 mi) | 2024 | 2 | G7611 Duyun-Shangrila Expressway |
| Hejian #1 Tunnel | China (Yunnan) | 11.036 km (6.9 mi)[fl] | 2023 | 2 | Heqing-Jianchuan-Lanping Expressway |
| Lianfeng Tunnel | China (Yunnan) | 11.000 km (6.835 mi)[fm] | 2023 | 2 | Dali-Yongsheng Expressway |
| Wuhan Lianghu East Lake Tunnel | China (Hubei) | 11 km (6.8 mi) | ?? | 2 | |
| Dengloushan Tunnel | China (Yunnan) | 10.990 km (6.8 mi)[fn] | 2024 | 2 | G8012 Mile-Chuxiong Expressway |
| Jintang Under Sea Road Tunnel | China (Zhejiang) | 10.990 km (6.8 mi) | 2026 | 2 | Zhejiang Dinghai-Daishan Expressway |
| Sandoyartunnilin | Faroe Islands | 10.785 km (6.7 mi) | 2023[80] | 1 | |
| Mianya Tunnel | China (Sichuan) | 10.581 km (6.6 mi) | 2028 | 2 | G7611 Duyun-Shangrila Expressway |
| Yunlingxuebangshan Tunnel | China (Yunnan) | 10.535 km (6.5 mi)[fo] | 2023 | 2 | Heqing-Jianchuan-Lanping Expressway |
| Ninghui Tunnel | China (Sichuan) | 10.297 km (6.398 mi)[fp] | 2024 | 2 | G4216 Chengdu-Lijiang Expressway |
| Daliangshan Tunnel | China (Yunnan) | 10.235 km (6.4 mi)[fq] | 2023 | 2 | G5612 Dali-Lincang Expressway |
| Chongde Tunnel | Taiwan (Hualien) | 10.2 km (6.3 mi) | 2032[81] | 2 | Provincial Highway 9, Suhua Highway |
| Cuiping Tunnel | China (Yunnan) | 10.127 km (6.3 mi)[fr] | 2023 | 2 | G7611 Duyun-Shangrila Expressway |
| Dajing Tunnel | China (Sichuan) | 10.059 km (6.3 mi) | 2027 | 2 | Sichuan S71 Xichang-Ningnan Expressway |
| Gongga Tunnel | China (Sichuan) | 9.961 km (6.2 mi) | 2026 | 1 | G549 National Highway |
| Jingping Tunnel | China (Sichuan) | 9.930 km (6.170 mi) | 2025 | 2 | G4216 Chengdu-Lijiang Expressway |
| Azhahe #1 Tunnel | China (Yunnan) | 9.878 km (6.1 mi)[fs] | 2023 | 2 | Yunnan Border Expressway |
| Toyo Tunnel | Colombia | 9.84 km (6.1 mi)[82] | 2024 | 1 | Pan-American Highway, Ruta Nacional 62(Colombia)https://es.wikipedia.org/wiki/Ruta_Nacional_62_(Colombia) |
| Lehong Tunnel | China (Yunnan) | 9.753 km (6.1 mi)[ft] | 2023 | 2 | G7611 Duyun-Shangrila Expressway |
| Mopanshan Tunnel | China (Sichuan) | 9.650 km (6.0 mi) | 2028 | 2 | G7611 Duyun-Shangrila Expressway |
| Wuzhishan Tunnel | China (Sichuan) | 9.405 km (5.844 mi) | 2023 | 2 | G4216 Chengdu-Lijiang Expressway |
| Jiajinshan Tunnel | China (Sichuan) | 9.35 km (5.81 mi) | 2026 | 1 | China National Highway G351 |
| Beijing East Sixth Ring Road Tunnel | China (Beijing) | 9.16 km (5.7 mi) | 2024 | 2 | G4501 Beijing 6th Ring Road |
| Yaling Tunnel | China (Shaanxi) | 8.968 km (5.6 mi) | 2024 | 2 | Meixian-Taibai Expressway |
| Paomashan #1 Tunnel | China (Sichuan) | 8.865 km (5.508 mi)[fu] | 2023 | 2 | G4218 Ya'an-Yecheng Expressway |
| Kvesheti-Kobi Tunnel |  Georgia | 8.860 km (5.505 mi) | 2024[83] | 1 | S3 Mtskheta-Stepantsminda-Larsi |
| Taixu Tunnel | China (Shanxi) | 8.796 km (5.5 mi)[84] | 2023 | 2 | G2003 Taiyuan Bypass Expressway |
| Tiefengshan Tunnel | China (Chongqing) | 8.648 km (5.4 mi) | 2026 | 2 | G5012 Enshi-Guangyuan Expressway |
| Zheduoshan Tunnel | China (Sichuan) | 8.427 km (5.236 mi) | 2023 | 1 | China National Highway G318 |
| Huiming Tunnel | China (Yunnan) | 8.360 km (5.2 mi)[fv] | 2023 | 2 | Yunnan Border Expressway |
| Namhansanseong Tunnel | South Korea | 8.338 km (5.181 mi) | 2022 | 2 | Sejong-Pocheon Expressway |
| Ningnan Tunnel | China (Sichuan) | 8.258 km (5.1 mi) | 2025 | 2 | G4216 Chengdu-Lijiang Expressway |
| Yeheshan Tunnel | China (Shaanxi) | 8.135 km (5.1 mi)[85] | 2024 | 2 | S25 Shaanxi Lingyou Famen Expressway |
| Siguxi Tunnel | China (Sichuan) | 8.129 km (5.1 mi) | 2025 | 2 | G4216 Chengdu-Lijiang Expressway |
| Huanglongshan Tunnel | China (Shaanxi) | 8.060 km (5.008 mi) | 2023 | 2 | Hancheng-Huanglong Expressway |
| Wangjiazhai Tunnel | China (Yunnan) | 8.040 km (5.0 mi)[fw] | 2023 | 2 | Lincang-Qingshuihe Expressway |
| Wuhan Lianghu South Lake Tunnel | China (Hubei) | 8 km (5.0 mi) | 2025 | 2 | |
| Liangwangshan Tunnel | China (Yunnan) | 7.978 km (5.0 mi)[86] | 2024 | 2 | Kunming-Yiliang Expressway |
| Karawanks (tube 2) | Slovenia / Austria | 7.948 km (4.939 mi) | 2025 | 1 | Karawanken Autobahn |
| Wuliangshan Tunnel | China (Yunnan) | 7.895 km (4.906 mi) | 2025 | 2 | G5615 Tianbao-Houqiao Expressway |
| Beiling Tunnel | China (Fujian) | 7.860 km (4.884 mi) | 2023 | 2 | Fuzhou North 2nd Corridor |
| Zhushanhu Tunnel | China (Jiangsu) | 7.81 km (4.85 mi) | 2023 | 2 | Jiangsu S341 Highway |
| Dongshan Tunnel | China (Shanxi) | 7.81 km (4.85 mi)[87] | 2024 | 2 | Shanxi S66 Fenyang-Shilou Expressway |
| Yangzong Tunnel | China (Yunnan) | 7.770 km (4.8 mi) | 2024 | 2 | Kunming-Yiliang Expressway |
| Višňové Tunnel[88] |  Slovakia | 7.520 km (4.673 mi)[fx] | 2023 | 2 | D1 motorway, European route E50 |
| Aikeng Tunnel | China (Xinjiang) | 7.445 km (4.626 mi)[89] | 2026 | 2 | China National Highway 218 |
| Zimuyan Tunnel | China (Chongqing - Guizhou) | 7.399 km (4.598 mi) | 2024 | 2 | G65 Baotou–Maoming Expressway |
| Dagangshan Tunnel | China (Sichuan) | 7.309 km (4.542 mi) | 2024 | 2 | Luding-Shimian Expressway |
| Taiyangping Tunnel | China (Guizhou) | 7.206 km (4.478 mi) | 2024 | 2 | Jinsha-Huairen-Tongzi Expressway |
| Luotuoshan Tunnel | China (Shanxi) | 7.185 km (4.5 mi)[84] | 2023 | 2 | G2003 Taiyuan Bypass Expressway |
| Huoshan Tunnel | China (Sichuan) | 7.17 km (4.46 mi) | 2024 | 2 | G4216 Chengdu-Lijiang Expressway |
| Pingyang Tunnel | China (Yunnan) | 7.100 km (4.412 mi) | 2023 | 2 | Yongde-Gengma Expressway |
| Shangluo Tunnel | China (Sichuan) | 7.066 km (4.391 mi)[fy] | 2023 | 2 | Yinbing-Weixing Expressway |
| Onuma Tunnel | Japan (Hokkaido) | 7.042 km (4.376 mi)[90] | 2029[91] | 1 | E5 Dō-Ō Expressway |
| Juebashan Tunnel | China (Tibet) | 6.995 km (4.346 mi) | 2024 | 1 | G318 National Highway |
| Detuo Tunnel | China (Sichuan) | 6.940 km (4.312 mi)[92] | 2024 | 2 | Luding-Shimian Expressway |
| Dulagezan Tunnel | China (Yunnan) | 6.930 km (4.306 mi)[fz] | 2024 | 2 | S226 Provincial Road |
| Zengjiashan Tunnel | China (Sichuan) | 6.920 km (4.300 mi) | 2023 | 2 | G8513 Pingliang-Mianyang Expressway |
| Shanghai North Horizontal Corridor East Tunnel | China (Shanghai) | 6.9 km (4.3 mi) | 2023 | 2 | Shanghai North Horizontal Corridor |
| Longlongba Tunnel | China (Yunnan) | 6.875 km (4.272 mi)[93] | 2025 | 2 | Simao-Jiangcheng Expressway |
| Shenzhong Corridor Undersea Tunnel | China (Guangdong) | 6.830 km (4.244 mi) | 2024 | 2 | G2518 Shenzhen-Cengxi Expressway |
| Paomashan #2 Tunnel | China (Sichuan) | 6.772 km (4.208 mi)[ga] | 2021 | 2 | G4218 Ya'an-Yecheng Expressway |
| Xishanyin Tunnel | China (Yunnan) | 6.758 km (4.199 mi) | 2023 | 2 | Sanshui-Qingshui Expressway |
| Wulong Tunnel | China (Chongqing) | 6.618 km (4.112 mi)[94] | 2026 | 2 | Yuxiang 2nd Expressway |
| Niujingshan Tunnel | China (Shanxi) | 6.612 km (4.1 mi)[84] | 2023 | 2 | G2003 Taiyuan Bypass Expressway |
| YinmaanTunnel | China (Beijing) | 6.611 km (4.108 mi)[95] | 2024 | 2 | G109 National Highway |
| Huayingshan Tunnel | China (Chongqing) | 6.540 km (4.064 mi)[96] | 2024 | 2 | Guang'an-Linshui Rapid Road |
| Leijiashan Tunnel | China (Hunan) | 6.540 km (4.064 mi)[97] | 2024 | 2 | G5515 Zhangjiajie-Nanchong Expressway |
| Z-Morh Tunnel | India (Jammu Kashmir) | 6.5 km (4.0 mi) | 2021[98] | 1 | Srinagar-Kargil-Leh highway |
| Western Harbour Tunnel | Australia (Sydney) | 6.5 km (4.0 mi) | 2028 | 2 | M8 Motorway (Sydney) |
| Baiyunshan Tunnel | China (Chongqing) | 6.458 km (4.013 mi) | 2026 | 2 | Yuxiang 2nd Expressway |
| Yuanfugoukou Tunnel | China (Qinghai) | 6.458 km (4.013 mi) | 2023 | 2 | G341 National Highway |
| Wufu Tunnel | China (Chongqing) | 6.450 km (4.008 mi) | 2026 | 2 | G5012 Enshi-Guangyuan Expressway |
| Chang Su[citation needed] | South Korea | 6.430 km (3.995 mi) | ?? | ||
| Gaoyuzui Tunnel | China (Shanxi) | 6.416 km (3.987 mi) | 2024 | 2 | Xixiang-Qikou Expressway |
| Jiangyin Yangtze River Tunnel | China (Jiangsu) | 6.414 km (3.985 mi) | 2025 | 2 | S229 Provincial Road |
| Wuxi Tunnel | China (Chongqing) | 6.400 km (3.977 mi) | 2023 | 2 | G6911 Ankang-Laifeng Expressway |
| Shanchahua Tunnel | China (Sichuan) | 6.328 km (3.932 mi)[gb] | 2023 | 2 | Suining-Yichang-Bijie Expressway |
| Mawan Tunnel | China (Guangdong) | 6.280 km (3.902 mi) | 2023 | 2 | Mawan Cross-sea Corridor |
| Helinyakou Tunnel | China (Qinghai) | 6.260 km (3.9 mi) | 2023 | 2 | China National Highway G341 |
| Maanshan Tunnel | China (Sichuan) | 6.252 km (3.885 mi) | 2025 | 2 | G4216 Chengdu-Lijiang Expressway |
| Mangshi Tunnel | China (Yunnan) | 6.250 km (3.884 mi)[99] | 2023 | 2 | Mangshi-Lianghe Expressway |
| Jixinling Tunnel | China (Chongqing, Shaanxi) | 6.181 km (3.841 mi) | 2023 | 2 | G6911 Ankang-Laifeng Expressway |
| Chunmushan Tunnel | China (Hunan) | 6.158 km (3.826 mi)[100] | 2023 | 2 | Zhijiang-Tongren Expressway |
| Ruhamo Tunnel | China (Sichuan) | 6.135 km (3.8 mi) | 2026 | 2 | G7611 Duyun-Shangrila Expressway |
| Jinhae Tunnel | South Korea | 6.085 km (3.986 mi) | ?? | 2 | Korean national highway 2 |
| Shuiniujia Tunnel | China (Sichuan) | 6.072 km (3.773 mi) | 2023 | 2 | G8513 Pingliang-Mianyang Expressway |
| Ningchan Tunnel | China (Qinghai) | 6.044 km (3.8 mi)[gc] | 2023 | 2 | China National Highway G569 |
| Lehua Tunnel | China (Qinghai) | 5.993 km (3.7 mi) | 2023 | 2 | China National Highway G319 |
| Zhawu Tunnel | China (Yunnan) | 5.950 km (3.697 mi) | 2025 | 2 | Ruilin-Menglian Expressway |
| Hongyashan Tunnel | China (Yunnan) | 5.945 km (3.694 mi) | 2023 | 2 | Duyun-Shangri-La Expressway |
| Baimashan Tunnel | China (Chongqing) | 5.780 km (3.592 mi) | 2026 | 2 | Chongqing-Changsha 2nd Expressway |
| Nanping Tunnel | China (Sichuan) | 5.745 km (3.570 mi) | 2023 | 2 | G8513 Pingliang-Mianyang Expressway |
| Xingye Rapid Line North West Tunnel | China (Guangdong) | 5.742 km (3.568 mi) | 2023 | 2 | Xingye Rapid Line |
| Tunnel Hranjen[101] |  Bosnia and Herzegovina (Goražde) | 5.700 km (3.542 mi) | 2025-2027 | 1[gd] | European route E761 |
| Guixi Tunnel | China (Sichuan) | 5.645 km (3.508 mi) | 2023 | 2 | G8513 Pingliang-Mianyang Expressway |
| Shenzuo Tunnel | China (Sichuan) | 5.556 km (3.452 mi)[ge] | 2025 | 2 | G0615 Delingha-Maerkang Expressway |
| Yongdong Tunnel | China (Yunnan) | 5.515 km (3.4 mi)[102] | 2025 | 2 | Ruili-Menglian Expressway |
| Xiangjunshan Tunnel | China (Henan) | 5.508 km (3.423 mi) | 2023 | 2 | Luanchuan-Lushi Expressway |
| Daliangshan Tunnel | China (Yunnan) | 5.500 km (3.4 mi)[103] | 2023 | 2 | Zhengkang-Qingshuihe Expressway |
| Changning Tunnel | China (Yunnan) | 5.452 km (3.4 mi)[104] | 2023 | 2 | G5615 Tianbao-Houqiao Expressway |
| Baidicheng Tunnel | China (Chongqing) | 5.446 km (3.4 mi) | 2025 | 2 | G6911 Ankang-Laifeng Expressway |
| Cheonwangsan Tunnel | South Korea | 5.433 km (3.376 mi) | 2022 | 2 | Hamyang-Ulsan Expressway |
| Xiangyangshan Tunnel | China (Yunnan) | 5.417 km (3.366 mi) | 2023 | 2 | Sanbo - Qingshui Expressway |
| Kuiwu Tunnel | China (Sichuan) | 5.410 km (3.362 mi)[105] | 2024 | 2 | Luding-Shimian Expressway |
| Laoyingpan #1 Tunnel | China (Sichuan) | 5.355 km (3.327 mi) | 2024 | 2 | G7611 Duyun-Shangrila Expressway |
| Shengli Tunnel | China (Sichuan) | 5.345 km (3.321 mi) | 2024 | 2 | Luding-Shimian Expressway |
| Hejian #2 Tunnel | China (Yunnan) | 5.310 km (3.3 mi) | 2023 | 2 | Heqing-Jianchuan-Lanping Expressway |
| Haizishan #1 Tunnel | China (Sichuan) | 5.319 km (3.305 mi) | 2025 | 2 | G0615 Delingha-Maerkang Expressway |
| Zhongliangshan Tunnel | China (Chongqing) | 5.3 km (3.3 mi) | 2024 | 2 | Yuwu Expressway 2nd Line |
| Taibaishan Tunnel | China (Shaanxi) | 5.277 km (3.279 mi) | 2024 | 2 | Meixian-Taibai Expressway |
| Tianshengqiao Tunnel |