Seoul → Bangkok
Incheon International Airport (ICN) to Suvarnabhumi Airport (BKK)・3,669 km
Nonstop flights available (10 airlines). Flight time about 4h 49m. Nonstop return flights also operate.
With milesANA 18,500 miles+ (nonstop)JAL 23,000 miles+ (nonstop)Economy, one way, estimate. Tap a connection for miles by cabin.
Nonstop flights
- KEKorean AirSkyTeam
- JLJapan Airlinesoneworld
- TWTrinity AirwaysLCC
- 7CJeju AirLCC
- OZAsiana AirlinesStar Alliance
- TGThai AirwaysStar Alliance
- LJJin AirLCC
- ZEEastar JetLCC
- VZThai Vietjet AirLCC
- YPAir Premia
Award miles (one way, estimate)
- JAL Mileage Bank — partner airline awardKE only · total distance ≈ 2,280 mi (band 2,001–4,000)
- Economy
- 23,000
- Business
- 42,000
- ANA Mileage Club — partner awardKorea / Russia 1 ⇔ Asia 2 / Russia 3 (one way)
- Economy
- 18,500
- Business
- 31,000
- First
- 55,500
Estimates from the airlines' published award charts (as of 2026-11-02). Seat availability, fuel surcharges and stopover rules are not included.
Best places to connect
58 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.
Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.
Related routes
All flights from Seoul to Bangkok, every airport