How far is Kumamoto from Seoul?
There are several ways to calculate distances between Seoul and Kumamoto. Here are two common methods:Vincenty's formula (applied above)
- 398.403 miles
- 641.167 kilometers
- 346.202 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 398.709 miles
- 641.660 kilometers
- 346.468 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Estimated flight time from Gimpo International Airport (GMP) to Kumamoto Airport (KMJ) is 1 hour 15 minutes.
Time difference and current local times
There is no time difference between Seoul and Kumamoto.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 80 kg (176 pounds).
Seoul to Kumamoto flight map.
Frequent Flyer Miles Calculator
Seoul (GMP) → Kumamoto (KMJ).