Cheapest return flights from San Francisco to Bangkok in January from $562

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

Return flights

22 Jan - 29 Jan Singapore Airlines
19 Jan - 26 Jan Singapore Airlines
15 Jan - 22 Jan Singapore Airlines
11 Jan - 27 Jan Singapore Airlines
21 Jan - 18 Feb Singapore Airlines
26 Jan - 02 Feb Singapore Airlines
06 Jan - 29 Jan Singapore Airlines
21 Jan - 30 Jan Singapore Airlines
08 Jan - 29 Jan Singapore Airlines
08 Jan - 30 Jan Singapore Airlines
15 Jan - 03 Feb Singapore Airlines
09 Jan - 30 Jan Singapore Airlines
10 Jan - 23 Jan Singapore Airlines
02 Jan - 07 Feb STARLUX Airlines
05 Jan - 09 Feb Asiana Airlines
19 Jan - 10 Feb United

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

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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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