How far is Seoul from Kumamoto?

The distance between Kumamoto (Kumamoto Airport) and Seoul (Seoul Gimpo International Airport) is 398 miles / 641 kilometers / 346 nautical miles.

The driving distance from Kumamoto (KMJ) to Seoul (GMP) is 462 miles / 744 kilometers, and travel time by car is about 12 hours 2 minutes.

Distance from Kumamoto to Seoul

There are several ways to calculate the distance from Kumamoto to Seoul. Here are two standard 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 planet.

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).

How long does it take to fly from Kumamoto to Seoul?

The estimated flight time from Kumamoto Airport to Seoul Gimpo International Airport is 1 hour and 15 minutes.

What is the time difference between Kumamoto and Seoul?

There is no time difference between Kumamoto and Seoul.

Flight carbon footprint between Kumamoto Airport (KMJ) and Seoul Gimpo International Airport (GMP)

On average, flying from Kumamoto to Seoul generates about 84 kg of CO2 per passenger, and 84 kilograms equals 184 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Kumamoto to Seoul

See the map of the shortest flight path between Kumamoto Airport (KMJ) and Seoul Gimpo International Airport (GMP).

Airport information

Origin	Kumamoto Airport
City:	Kumamoto
Country:	Japan
IATA Code:	KMJ
ICAO Code:	RJFT
Coordinates:	32°50′14″N, 130°51′17″E

Destination	Seoul Gimpo International Airport
City:	Seoul
Country:	South Korea
IATA Code:	GMP
ICAO Code:	RKSS
Coordinates:	37°33′29″N, 126°47′27″E