Seoul (ICN) to Kumamoto (KMJ) flights
Nonstop from Incheon International to Kumamoto Airport: distance, flying time, which airlines fly it and how often.
Distance
405 mi, great circle
Flying time
typical, gate to gate
Flights a day
average, November 2026
Airlines
passenger airlines
Airlines flying ICN to KMJ
Also in the data (cargo, charter or a foreign airline on a domestic route): T'Way Air.
Route map
The shortest path over the Earth's surface. Actual tracks vary with winds and airspace. Map © OpenStreetMap contributors.
Cheapest recent fare
Fares found in recent searches load here. You can also compare ICN to KMJ fares by month.
Both directions
- Kumamoto Airport (KMJ) · we don't have KMJ's route list yet
- All nonstop routes from Seoul (ICN)
- ICN to KMJ on the flight-path tool
Frequently asked questions
How long is the flight from Seoul to Kumamoto?
About 1h 31m gate to gate for the 652 km (405 mile) trip, estimated from distance. Schedules vary by airline and season, and winds can add or save time.
Which airlines fly nonstop from ICN to KMJ?
Korean Air, with about 2.3 flights a day between them in our data (AeroDataBox, November 2026).