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Japan › Saikai › Saikai → Unzen

Saikai → Unzen

Nagasaki → Nagasaki
Straight line58 km
By road86 km
Driving time1h 18min
Fuel cost¥1,280
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Travel time by mode

Real road routing between Saikai and Unzen.

ModeDistanceTime
🚗 Car86 km1h 18min
🚲 Bike86 km5h 44min
🚶 On foot67 km13h 54min

Road distance, driving time and the route below are computed by our routing engine. Fuel cost assumes ~8.3 L/100 km at ¥179/L (regular gasoline, e-Stat national average 2025).

About this route

The distance from Saikai (Nagasaki) to Unzen (Nagasaki) is 58 km in a straight line, or 86 km by road. A car trip takes about 1h 18min for an estimated fuel cost of around ¥1,280. The full driving directions are shown below.

⇄ Return route: Unzen → Saikai →

Driving directions · Saikai → Unzen

  1. ↑Continue233 m0min
  2. →Turn right onto 森林基幹道 西彼杵半島線447 m1min
  3. ↱Turn sharp right111 m0min
  4. ↰Turn sharp left onto 七釜西彼線122710 m1min
  5. →Turn right onto 七釜西彼線1222.2 km2min
  6. ↰Keep left onto 七釜西彼線122316 m0min
  7. ←Turn left onto 七釜西彼線122964 m1min
  8. ↰Turn sharp left192 m0min
  9. ←Turn left42 m0min
  10. ↰Turn sharp left onto 西彼杵広域農道1.7 km2min
  11. ↰Turn sharp left onto 大瀬戸西彼線12328 m0min
  12. ↱Turn sharp right1.2 km2min
  13. ↱Turn sharp right onto 国道206号20630.4 km26min
  14. ←Turn left onto 川平有料道路2064.6 km3min
  15. ↰Keep left onto 長崎バイパス, 国道34号バイパス15.8 km11min
  16. ↰Keep left onto 国道57号57, 2079.5 km8min
  17. ↰Turn sharp left2.7 km2min
  18. ↰Keep left380 m0min
  19. ←Turn left onto 国道57号57, 2519.8 km9min
  20. ↰Keep left123 m0min
  21. →Turn right611 m1min
  22. ↰Turn sharp left149 m0min
  23. ←Turn left3.3 km7min
  24. 🏁Arrive at destination0 m0min

Frequently asked questions

How far is it from Saikai to Unzen?

About 86 km by road (58 km in a straight line).

How long does it take to drive from Saikai to Unzen?

About 1h 18min by car under normal conditions.

How much fuel does the trip cost?

Roughly ¥1,280 one way (≈8.3 L/100 km at ¥179/L).