Travel time by mode
Real road routing between Saikai and Unzen.
| Mode | Distance | Time |
|---|---|---|
| 🚗 Car | 86 km | 1h 18min |
| 🚲 Bike | 86 km | 5h 44min |
| 🚶 On foot | 67 km | 13h 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.
Driving directions · Saikai → Unzen
- ↑Continue
- →Turn right onto 森林基幹道 西彼杵半島線
- ↱Turn sharp right
- ↰Turn sharp left onto 七釜西彼線122
- →Turn right onto 七釜西彼線122
- ↰Keep left onto 七釜西彼線122
- ←Turn left onto 七釜西彼線122
- ↰Turn sharp left
- ←Turn left
- ↰Turn sharp left onto 西彼杵広域農道
- ↰Turn sharp left onto 大瀬戸西彼線12
- ↱Turn sharp right
- ↱Turn sharp right onto 国道206号206
- ←Turn left onto 川平有料道路206
- ↰Keep left onto 長崎バイパス, 国道34号バイパス
- ↰Keep left onto 国道57号57, 207
- ↰Turn sharp left
- ↰Keep left
- ←Turn left onto 国道57号57, 251
- ↰Keep left
- →Turn right
- ↰Turn sharp left
- ←Turn left
- 🏁Arrive at destination
Distances from Saikai
Distances from Unzen
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).