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

Return flights

28 Feb - 03 Mar	EVA Air
02 Feb - 06 Feb	Jeju Air
27 Feb - 04 Mar	EVA Air
28 Feb - 04 Mar	EVA Air
27 Feb - 03 Mar	EVA Air
08 Feb - 11 Feb	Jeju Air
03 Feb - 11 Feb	Jeju Air
18 Feb - 25 Feb	EVA Air
06 Feb - 10 Feb	EVA Air
27 Feb - 02 Mar	EVA Air
13 Feb - 02 Mar	EVA Air
02 Feb - 05 Feb	Jeju Air
01 Feb - 04 Feb	Jeju Air
01 Feb - 10 Feb	Jeju Air
08 Feb - 13 Feb	Jeju Air
06 Feb - 12 Feb	Jeju Air
24 Feb - 05 Mar	Jeju Air
25 Feb - 06 Mar	Jeju Air
22 Feb - 03 Mar	Jeju Air
15 Feb - 15 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 453€

Return flights