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Top 10 Longest Tunnels in Operation

The longest tunnels that are open today.

  • Updated 1 h ago
  • 📏 Ranked by length
  • 🔄 Refreshed weekly
  • 📚 Source: Wikidata

  1. Gotthard Base Tunnel

    Switzerland

    57.1 km

    No change

  2. Hong Kong–Zhuhai–Macau Bridge

    People's Republic of China

    55 km

    No change

  3. Seikan Tunnel

    Japan

    53.9 km

    No change
  1. 4Channel TunnelFrance50.5 kmNo change
  2. 5Yulhyeon TunnelSouth Korea50.3 kmNo change
  3. 6Songshan Lake TunnelPeople's Republic of China38.8 kmNo change
  4. 7Lötschberg Base TunnelSwitzerland34.6 kmNo change
  5. 8New Guanjiao TunnelPeople's Republic of China32.6 kmNo change
  6. 9Arpa–Sevan tunnel No. 2Armenia29.7 kmNo change
  7. 10Chesapeake Bay Bridge-TunnelUnited States28.3 kmNo change
See the full top 50
  1. 11West Qinling TunnelPeople's Republic of China28.2 kmNo change
  2. 12Taihang TunnelPeople's Republic of China27.8 kmNo change
  3. 13Hakkōda TunnelJapan26.5 kmNo change
  4. 14Guangzhou–Shenzhen–Hong Kong Express Rail Link Hong Kong sectionPeople's Republic of China26 kmNo change
  5. 15XRL TunnelPeople's Republic of China26 kmNo change
  6. 16Iwate-Ichinohe TunnelJapan25.8 kmNo change
  7. 17King Fahd CausewayBahrain25 kmNo change
  8. 18Lærdal TunnelNorway24.5 kmNo change
  9. 19Tokyo Bay Aqua-LineJapan23.7 kmNo change
  10. 20South Lüliangshan TunnelPeople's Republic of China23.5 kmNo change
  11. 21Xiaoshan TunnelPeople's Republic of China22.8 kmNo change
  12. 22Middle Tianshan TunnelPeople's Republic of China22.5 kmNo change
  13. 23Iiyama TunnelJapan22.3 kmNo change
  14. 24Qingyunshan TunnelPeople's Republic of China22.2 kmNo change
  15. 25Tianshan Shengli TunnelPeople's Republic of China22.1 kmNo change
  16. 26Vorotan–Arpa tunnelArmenia21.6 kmNo change
  17. 27Blix tunnelNorway21.5 kmNo change
  18. 28Yanshan TunnelPeople's Republic of China21.2 kmNo change
  19. 29Wushaoling TunnelPeople's Republic of China21.1 kmNo change
  20. 30Lüliangshan TunnelPeople's Republic of China20.8 kmNo change
  21. 31Geumjeong TunnelSouth Korea20.3 kmNo change
  22. 32Dangjinshan TunnelPeople's Republic of China20.1 kmNo change
  23. 33Simplon TunnelSwitzerland19.8 kmNo change
  24. 34Qamchiq TunnelUzbekistan19.2 kmNo change
  25. 35Muzhailing TunnelPeople's Republic of China19.1 kmNo change
  26. 36Vereina TunnelSwitzerland19 kmNo change
  27. 37Shin-Kanmon TunnelJapan18.7 kmNo change
  28. 38Vaglia TunnelItaly18.7 kmNo change
  29. 39Apennine Base TunnelItaly18.5 kmNo change
  30. 40RER A Central TunnelFrance18.5 kmNo change
  31. 41Qinling TunnelPeople's Republic of China18.5 kmNo change
  32. 42Arpa–Sevan tunnel No. 1Armenia18.5 kmNo change
  33. 43Zhongtiaoshan TunnelPeople's Republic of China18.4 kmNo change
  34. 44Yamate TunnelJapan18.2 kmNo change
  35. 45Shilin TunnelPeople's Republic of China18.2 kmNo change
  36. 46Taihangshan TunnelPeople's Republic of China18.1 kmNo change
  37. 47Xi'anling TunnelPeople's Republic of China18.1 kmNo change
  38. 48Zhongnanshan TunnelPeople's Republic of China18 kmNo change
  39. 49Great Belt Fixed LinkDenmark18 kmNo change
  40. 50Xuefengshan TunnelPeople's Republic of China17.8 kmNo change

How this list is ranked

Length of tunnels with a past opening date and not decommissioned, from Wikidata, in kilometres.

Data from Wikidata, refreshed weekly. Arrows show how each entry moved since the previous update.

Sources