Air Seoul
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South Korea
Jeju International Airport
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Japan
Kumamoto Airport
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Scan through all non-stop flights from Jeju City to Kumamoto. The full flight schedule below gives an overview of all non-stop flights from CJU to KMJ, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Kumamoto is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Kumamoto any time of the year, but the best months to explore are from to and from to .

Currently, there is only one airline operating non-stop flights from Jeju City CJU to Kumamoto KMJ, which is Air Seoul. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their CJU KMJ flight schedule.
Departure times vary between 10:00 - 13:00. The earliest flight departs at 10:00, the last flight departs at 13:00. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Jeju City to Kumamoto takes 1 hour and 25 minutes. The flight distance between Jeju City and Kumamoto is 256 miles (or 412 km).
There is 1 airport in Kumamoto: Kumamoto Airport (KMJ).
There are 0 flights per week flying from Jeju City to Kumamoto (as of October 2026).
1 hour and 25 minutes is the average flight time from Jeju City to Kumamoto.
The distance from Jeju City to Kumamoto is 256 miles (412 kilometers).
Air Seoul is the only airline flying nonstop from Jeju City to Kumamoto.
There are no alliances flying direct from Jeju City to Kumamoto at the moment.
You can fly non-stop in Economy only.
Aircraft types that fly from Jeju City to Kumamoto:
The earliest flight departs at 10:00 from Jeju City and arrives at 11:25 at Kumamoto.
The latest flight departs at 13:00 from Jeju City and arrives at 14:25 at Kumamoto.
256 miles (412 km) · 1h 25m
10:00
11:25
Air Seoul
RS 9285
Air Seoul
Airbus A321-100/200
Y
W
J
F
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