BKK → ICNBangkok to Seoul

live

Direct flights from Bangkok (BKK) to Seoul (ICN): 51 nonstop departures observed each week across 9 airlines. 81% of the last 27 operated flights arrived within 15 minutes of schedule. The median arrival is 3 minutes late. No cancellations were recorded across the 27 tracked flights. The nonstop covers 3,668 km, an estimated 5 hours 12 minutes in the air. Measured by Pro Flight Search from live flight boards at Bangkok and Seoul. Updated 6 September 2026 at 10:10 UTC.

BKK Bangkok smooth · +5
ICN Seoul smooth · +0
3,668 km · ~5h 12m est.
dep bank 00:05–23:3051x weekly
Runs reliable · 9 airlines · 51x weekly · nonstop
81% on time

of the last 27 operated BKK → ICN flights arrived within 15 minutes

Median arrival delay is +3 min. 0 of 27 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+3 minacross the last 27 operated legs
Flight time~5h 12mestimated from route distance
Weekly departures51x9 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 27

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Air IncheonAsiana AirlinesJeju AirKorean 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 days
Air IncheonKJ

Flights KJ396 varies Mo We Th Fr

Asiana AirlinesOZ

Flights OZ742 01:35 daily · OZ744 11:45 daily

Jeju Air7C

Flights 7C2504 01:10 daily

Korean AirKE80% on time

Flights KE656 02:35 daily · KE660 09:50 daily · KE658 21:40 daily · KE652 23:30 daily

Perimeter AviationYP

Flights YP602 22:45 Tu Th Fr Su

Singapore AirlinesSQ

Flights SQ7432 varies Th

T'Way AirTW

Flights TW102 00:05 daily

Thai InternationalTG

Flights TG652 07:55 daily · TG658 23:10 daily · TG656 23:30 daily

Thai Vietjet AirVZ

Flights VZ850 02:25 daily

History

operated legs · board outcomes
09-067C2504dep +35 → arr−2
09-06KE656dep +26 → arr−13
09-06KE660dep +23 → arr−6
09-06OZ742dep +35 → arr+5
09-06OZ744dep +26 → arr+5
09-06TG652dep +23 → arr−8
09-06TW102dep +39 → arr+6
09-06VZ850dep +17 → arr−15
09-057C2504dep +27 → arr−16
09-05KE652dep +43 → arr+11
09-05KE656dep +26 → arr−8
09-05KE658dep +11 → arr−25
09-05KE660dep +26 → arr+4
09-05OZ742dep +24 → arr−4
09-05OZ744dep +27 → arr−2
09-05SQ7446departed+0
09-05TG652dep +41 → arr+17
09-05TG656dep +16 → arr+41
09-05TG658dep +27 → arr+3
09-05TW102dep +32 → arr+3
09-05YP602arrived−19
09-047C2504departed+24
09-04APZ602departed+0
09-04KE652dep +24 → arr+4
09-04KE656departed+19
09-04KE658dep +24 → arr+8
09-04KE660departed+24

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
BKKBangkok +5 min smooth 🌤 few clouds · SW 14 kt Full BKK delay board →
ICNSeoul +0 min smooth Full ICN delay board →

Weather lens

Current conditions put the pressure at BKK: 30% odds of a 15+ minute delay and around +6 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Bangkok to Seoul route actually runs

Pro Flight Search records official board updates for nonstop BKK to ICN flights through the day: 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.

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 — Bangkok (BKK) to Seoul (ICN) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/BKK-ICN
How we measure this →

BKK to ICN questions

Is BKK–ICN running on time right now?

Smooth skies ahead. The departure side at BKK is the weaker end, route health score 95/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on BKK–ICN?

Operators schedule morning departures around 00:05 and evening departures around 21:40 from BKK. 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 BKK to ICN?

Great-circle distance is 3,668 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 289–344 min gate-to-gate on this route.

How often does BKK–ICN fly?

9 carriers operate this route, around 93 flights a week between them. Compare carrier days and times in the airline list above.