Korean AirKE
Flights KE2156 19:35 Tu Th Su
live
Direct flights from Kumamoto (KMJ) to Seoul (ICN): 10 nonstop departures observed each week across 2 airlines. 100% of the last 12 operated flights arrived within 15 minutes of schedule. The median arrival is 26 minutes early. No cancellations were recorded across the 12 tracked flights. The nonstop covers 652 km, an estimated 1 hour 20 minutes in the air. Measured by Pro Flight Search from live flight boards at Kumamoto and Seoul. Updated 18 August 2026 at 18:24 UTC.
KMJ
Kumamoto
tracking
ICN
Seoul
smooth · +0
652 km · ~1h 20m est.
Runs reliable · 2 airlines · 10x weekly · nonstop
100% on time
of the last 12 operated KMJ → ICN flights arrived within 15 minutes
Median arrival delay is −26 min. 0 of 12 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Search live fares for this route →Median arrival−26 minacross the last 12 operated legs
Flight time~1h 20mestimated from route distance
Weekly departures10x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 12
Current nonstop fares
KMJ → ICN · one way · economy · 1 adult
TodayChecking…Direct airline fares
TomorrowChecking…Direct airline fares
In one weekChecking…Direct airline fares
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Korean AirT'Way Air
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysT'Way AirTW100% on time
Flights TW288 10:25 daily
History
operated legs · board outcomesActual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at ICN: 9% odds of a 15+ minute delay, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Kumamoto to Seoul route actually runs
Pro Flight Search tracks every published board update for nonstop KMJ to ICN flights: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises. Fares link straight to the operating airline with no markups.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Kumamoto (KMJ) to Seoul (ICN) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/KMJ-ICN
KMJ to ICN questions
Is KMJ–ICN running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on KMJ–ICN?
Operators schedule morning departures around 10:25 and evening departures around 19:35 from KMJ. Earlier flights typically land before destination-airport delays accumulate later in the day; check the ICN delay card to confirm conditions when you'd arrive.
How long is the flight from KMJ to ICN?
Great-circle distance is 652 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 76–86 min gate-to-gate on this route.
How often does KMJ–ICN fly?
2 carriers operate this route, around 10 flights a week between them. Compare carrier days and times in the airline list above.
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