AirHint found the following cheapest return flights from Seoul (GMP) to Bangkok (BKK) in February 2026 (see full year).

Return flights

04 Feb - 11 Feb	Air China
26 Feb - 02 Mar	Air China
06 Feb - 14 Feb	Air China
07 Feb - 11 Feb	Air China
08 Feb - 15 Feb	Air China
04 Feb - 05 Feb	Air China
04 Feb - 06 Feb	Air China
01 Feb - 05 Feb	Air China
02 Feb - 11 Feb	Air China
02 Feb - 06 Feb	Air China
04 Feb - 10 Feb	Air China
26 Feb - 03 Mar	Air China
23 Feb - 03 Mar	Air China
25 Feb - 03 Mar	Air China
28 Feb - 06 Mar	Jeju Air
28 Feb - 11 Mar	Jeju Air
28 Feb - 07 Mar	Jeju Air
27 Feb - 06 Mar	Jeju Air
22 Feb - 02 Mar	Air China
27 Feb - 03 Mar	Air China

Also check the deals for one-way flights from Seoul to Bangkok in February.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Seoul to Bangkok in February from $507

Return flights