Flights from Bangkok to Seoul
Nonstop flights from Bangkok (BKK) to Seoul (ICN) take about 5h 5m (3,669 km). Thai Vietjet Air, T'way Air and Air Premia fly it. Lowest fare seen: $137 one-way, nonstop (12 Oct 2026).
All flights from Bangkok →All flights to Seoul →
Photo of Seoul: Henry Acevedo on Pexels.
When you land in Seoul
The airport transfer and the few things worth sorting before you fly.
Airport transfer
ICN → Seoul, booked before you fly
A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.
See transfer prices
Bangkok Suvarnabhumi Airport · 17 loungesFind hotels in Seoul
Hotels, hostels & more · Trip.com
Airlines flying Bangkok to Seoul
Carriers on BKK–ICN according to our route data and nonstop fares seen as of 12 Oct 2026. Not a complete list.
Bangkok to Seoul fares by month
Cheapest month seen for a nonstop flight: Sept 2027, from $127 one-way. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.
| Departing | Nonstop from | Cheaper with stops |
|---|---|---|
| Oct 2026 | $15030 Oct 2026 · Thai Vietjet Air | $138 · 1 stop28 Oct 2026 |
| Nov 2026 | $14823 Nov 2026 · Thai Vietjet Air | $141 · 1 stop3 Nov 2026 |
| Dec 2026 | $1821 Dec 2026 · Thai Vietjet Air | $139 · 1 stop1 Dec 2026 |
| Jan 2027 | $1747 Jan 2027 · Jin Air | — |
| Feb 2027 | $2195 Feb 2027 · Trinity Airways | $191 · 1 stop1 Feb 2027 |
| Mar 2027 | $20515 Mar 2027 · Trinity Airways | $180 · 1 stop29 Mar 2027 |
| Apr 2027 | $13322 Apr 2027 · Thai Vietjet Air | — |
| May 2027 | $3231 May 2027 · THAI Airways | $191 · 1 stop1 May 2027 |
| Jul 2027 | $14112 Jul 2027 · Thai Vietjet Air | — |
| Aug 2027 | $13823 Aug 2027 · Thai Vietjet Air | — |
| Sept 2027 | $1274 Sept 2027 · Thai Vietjet Air | — |
When to go for the lowest fare
Fares were close across the months we saw: $138 for October 2026, $127 at best after that.
Nonstop or with a stop
A connection undercut nonstop in 6 of 6 months with both fares.
From Travelpayouts flight-search data, city to city (Bangkok to Seoul, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.
Best time to fly to Seoul
Based on weather and travel conditions in South Korea
Spring and autumn offer mild weather and stunning scenery. Summer (July–August) is hot and rainy; winter is bitterly cold but perfect for ski resorts like Gangwon.
More for this trip
Frequently asked questions — Bangkok to Seoul flights
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What is the best time to visit Seoul?
Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.
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