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

Return flights

05 Mar - 23 Mar	Air India
05 Mar - 27 Mar	Air India
05 Mar - 16 Mar	Air India
09 Mar - 18 Mar	Air India
18 Mar - 25 Mar	Air India
10 Mar - 17 Mar	Air India
16 Mar - 24 Mar	Air India
04 Mar - 11 Mar	Korean Air
03 Mar - 15 Mar	Korean Air
11 Mar - 18 Mar	Korean Air
11 Mar - 01 Apr	Korean Air
10 Mar - 01 Apr	Korean Air
29 Mar - 17 Apr	Air India
01 Mar - 23 Apr	Asiana Airlines
21 Mar - 07 Apr	Korean Air
30 Mar - 05 Apr	China Eastern
25 Mar - 06 Apr	Korean Air
29 Mar - 13 Apr	Singapore Airlines
28 Mar - 04 Apr	Air India
28 Mar - 17 Apr	Air India

Also check the deals for one-way flights from San Francisco 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 Francisco to Bangkok in March from 552€

Return flights