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

Return flights

10 Mar - 17 Mar	Korean Air
30 Mar - 20 Apr	China Airlines
16 Mar - 30 Mar	China Airlines
25 Mar - 16 Apr	Korean Air
25 Mar - 01 Apr	Korean Air
30 Mar - 21 Apr	EVA Air
16 Mar - 24 Mar	EVA Air
04 Mar - 11 Mar	EVA Air
09 Mar - 18 Mar	EVA Air
17 Mar - 31 Mar	EVA Air
10 Mar - 24 Mar	EVA Air
17 Mar - 24 Mar	EVA Air
24 Mar - 31 Mar	EVA Air
23 Mar - 30 Mar	EVA Air
24 Mar - 16 Apr	EVA Air
26 Mar - 09 Apr	EVA Air
26 Mar - 18 Apr	EVA Air
20 Mar - 10 Apr	EVA Air
20 Mar - 11 Apr	EVA Air
14 Mar - 05 Apr	Qatar Airways

Also check the deals for one-way flights from San Jose to Bangkok in March.

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 March from $784

Return flights