Cheapest return flights from Seoul to Bangkok in January from $227

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

Return flights

18 Jan - 24 Jan Air China
08 Jan - 11 Jan Air China
16 Jan - 18 Jan Air China
31 Jan - 09 Feb Thai VietJet Air
31 Jan - 11 Feb Thai VietJet Air
31 Jan - 07 Feb Thai VietJet Air
31 Jan - 04 Feb Thai VietJet Air
31 Jan - 03 Feb Thai VietJet Air
31 Jan - 08 Feb Thai VietJet Air
31 Jan - 06 Feb Thai VietJet Air
17 Jan - 20 Jan Hong Kong Airlines
02 Jan - 09 Jan Vietnam Airlines
17 Jan - 22 Jan Vietnam Airlines
02 Jan - 07 Jan Vietnam Airlines
17 Jan - 24 Jan Vietnam Airlines
02 Jan - 05 Jan Vietnam Airlines
15 Jan - 24 Jan Air China
13 Jan - 05 Feb Air China
19 Jan - 05 Feb Air China
18 Jan - 05 Feb Air China

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

Skyscanner

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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Feel free to contact us with any feedback or request another flight research.