Bangkok to Seoul (BKK–ICN) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
BKK–ICN is served by 7 airlines with nonstop service. Jeju Air, Jin Air and T'way Air lead the route. The flight covers 2,280 miles in approximately 4h 55m. Beyond nonstop, 85 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| 7C Jeju Air | 7 | 7M8 | 5h45 | – | – | – |
| LJ Jin Air Also: KE | 7 | 7M8 | 5h25 | – | – | KE |
| TW T'way Air | 7 | 738 | 4h55 | – | – | – |
| VZ MyTravel Airways | 7 | 737 | 5h37 | – | – | – |
| YP Aerea | 5 | 789 | 5h30 | – | – | – |
| BX Air Busan | 0 | – | – | – | – | – |
| ZE Eastar Jet | 0 | – | – | – | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Seoul from Bangkok
| Metric | BKK→ICN | DMK→ICN |
|---|---|---|
| Distance from BKK | – | 19 mi |
| Nonstop airlines | 7 | 3 |
| Weekly flights | 146 | 16 |
| Flight time | 4h 55m | 5h 1m |
Travel Essentials
BKK: +07 · ICN: KST
When it's 6:00 PM in Bangkok, it's 8:00 PM in Seoul.
Thai passport holders enter South Korea visa-free for up to 90 days. You need a K-ETA (Korea Electronic Travel Authorization) approved before boarding, applied for at k-eta.go.kr. The K-ETA costs KRW 10,000 (about THB 260) and is valid for 3 years with multiple entries. Through December 31, 2026, the K-ETA fee is waived for Thai nationals. Passport must be valid for at least 6 months beyond the date of entry. A return ticket may be requested at immigration.
At Incheon (ICN), immigration is fast. Automated gates are available for repeat visitors enrolled in the SES (Smart Entry Service) program. First-time visitors go through the staffed lanes and get fingerprinted and photographed. The 90-day visa-free stay covers tourism and short business visits but not employment. If you plan to study or work, apply for the appropriate visa at the Korean Embassy in Bangkok before departure.
Direct flights from Bangkok Suvarnabhumi (BKK) to Incheon run about 5 hours on Thai Airways, Korean Air, Asiana, and several low-cost carriers including Thai AirAsia X and Jin Air. South Korea uses the Korean won (KRW), trading at roughly 38 KRW per THB 1. T-money cards work on all Seoul metro, buses, and taxis at KRW 1,400 per metro ride (about THB 37). Card payments work everywhere. Convenience stores sell T-money cards for KRW 2,500.
Airport Rail Link (ARL) runs from Phaya Thai station to Suvarnabhumi in 30 minutes (฿45 City Line; ฿90–130 Express, though Express service is often suspended). Trains run 6am to midnight. Transfer at Makkasan for MRT or Phaya Thai for BTS Skytrain.Metered taxis cost ฿250–400 from central Bangkok plus expressway tolls (฿50–75); expect 40–90 minutes depending on traffic. Avoid non-metered taxis; insist on the meter. Ride-share apps (Grab) are widely used and typically cost ฿200–350.
AREX Direct Train to Seoul Station (43 min, ₩11,000) is a reserved-seat express. The All-Stop train serves Hongik University, City Hall, and other inner-city stations (66 min, ₩4,550). T2 passengers board at a dedicated T2 stop before T1; don't exit early. City Check-in at Seoul Station allows bag drop and boarding pass printing before the train for select airlines.Limousine buses serve major hotel zones and neighborhoods (₩16,000–18,000). Taxis from ICN to central Seoul cost ₩65,000–90,000; use only official orange (general) or black (deluxe) cabs from the designated stands. KakaoTaxi (ride-hail) operates from the airport.
Humid continental climate. Winters are cold and dry (−8 to 2°C, December–February) with occasional snow and wind chill. ICN handles snow well, though heavy falls delay operations. Summer monsoon (Changma) runs late June through July with heavy continuous rain. Typhoons can affect operations August–September with short notice.
Spring brings Yellow Dust (hwangsa) from China. Fine particulate storms reduce visibility and occasionally disrupt flights in March–April. Autumn (October–November) is the best flying season: clear skies, low humidity, 8–18°C. Pack layers for spring and fall. Summer is hot and humid (25–32°C).
BKK–ICN Quick Facts
Frequently Asked Questions
Flights from BKK to ICN
Suvarnabhumi Airport (BKK) and Incheon International Airport (ICN) are connected by nonstop service from Jeju Air, Air Busan, Jin Air, T'way Air, MyTravel Airways, Aerea and Eastar Jet. With 146 weekly departures, this is a heavily served route.
BKK to ICN Flight Duration and Schedule
Nonstop flight time from BKK to ICN ranges from 4 hours 55 minutes to 5 hours 45 minutes. The route covers a distance of 2,280 miles (3,669 km). There are approximately 146 weekly flights outbound and 201 return, totaling 347 flights per week in both directions.
Connecting Options and Alternatives
85 one-stop connections are available, with the fastest taking approximately 7 hours via CGO. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Bangkok (DMK).