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

Return flights

05 Feb - 10 Feb	Korean Air
01 Feb - 08 Feb	Korean Air
03 Feb - 24 Feb	Korean Air
04 Feb - 25 Feb	Korean Air
04 Feb - 09 Feb	Korean Air
04 Feb - 11 Feb	Korean Air
03 Feb - 03 Mar	Korean Air
02 Feb - 15 Feb	Korean Air
08 Feb - 01 Mar	Korean Air
01 Feb - 14 Feb	Korean Air
04 Feb - 18 Feb	Japan Airlines
10 Feb - 24 Mar	Korean Air
02 Feb - 12 Feb	Korean Air
26 Feb - 05 Mar	China Airlines
25 Feb - 18 Mar	EVA Air
18 Feb - 18 Mar	EVA Air
25 Feb - 04 Mar	EVA Air
24 Feb - 26 Mar	EVA Air
23 Feb - 29 Mar	China Airlines
14 Feb - 21 Mar	EVA Air

Also check the deals for one-way flights from San Jose 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 San Jose to Bangkok in February from $776

Return flights