Cheapest return flights from San Jose to Bangkok in April from $706

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

Return flights

08 Apr - 20 Apr Korean Air
19 Apr - 29 Apr Korean Air
15 Apr - 22 Apr Korean Air
07 Apr - 14 Apr Korean Air
06 Apr - 27 Apr Korean Air
19 Apr - 26 Apr Korean Air
07 Apr - 27 Apr Korean Air
01 Apr - 06 Apr Korean Air
08 Apr - 15 Apr Korean Air
23 Apr - 20 May Korean Air
23 Apr - 19 May Korean Air
01 Apr - 14 Apr Korean Air
22 Apr - 01 May Korean Air

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

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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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