Direct (nonstop) flights from Bangkok to Seoul
10 airlines fly nonstop from Suvarnabhumi Airport (BKK) to Incheon International Airport (ICN). It's 2,275 miles (3,662 km), about 5h 25m in the air. Operated by Jeju Air, Air Busan, Korean Air and others.
Jeju Air
Air Busan
Korean Air
Jin Air
Asiana Airlines
Thai Airways International
+4 more
Route data last updated: May 31, 2026
Airlines with non-stop flights
OZ
Asiana Airlines
TG
Thai Airways International
VZ
Thai Vietjet Air
Alternative Routes
Other ways to fly from Bangkok to Seoul with one stop · direct emits 385 kg CO₂ per passenger
Looking for the return flight?
ICN → BKK: Flights from Seoul to BangkokOther direct flights from Bangkok
Direct flights from Seoul (ICN)
Frequently Asked Questions
How long is the direct flight from Bangkok to Seoul?
A nonstop flight from Bangkok (BKK) to Seoul (ICN) takes approximately 5 hours and 25 minutes. The distance is 2,275 miles (3,662 km).
Which airlines fly nonstop from Bangkok to Seoul?
10 airlines: Jeju Air, Air Busan, Korean Air, Jin Air, Asiana Airlines, Thai Airways International, T´Way Air, Thai Vietjet Air, Air Premia, Eastar Jet.
Is there a nonstop flight from Bangkok to Seoul?
Yes. 10 airlines: Jeju Air, Air Busan, Korean Air, Jin Air, Asiana Airlines, Thai Airways International, T´Way Air, Thai Vietjet Air, Air Premia, Eastar Jet.
How far is Bangkok from Seoul?
The flight distance from Bangkok to Seoul is 2,275 miles (3,662 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.
What is the time difference between Bangkok and Seoul?
Seoul is 2 hours ahead of Bangkok. (Asia/Bangkok vs Asia/Seoul.)
What type of aircraft flies from Bangkok to Seoul?
At 5h 25m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
Do I need a visa to travel from Thailand to Republic of Korea?
Depends on your passport. Check with the Republic of Korea embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Bangkok to Seoul?
Roughly 385 kg CO2 per passenger one-way. That's about the same as driving 1,925 km.
Is the return flight from Seoul to Bangkok also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Bangkok to Seoul?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Suvarnabhumi Airport for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.