AirHint found the following cheapest return flights from San Francisco (SFO) to Bangkok (BKK) in July 2025 (see full year).

Return flights

28 Jul - 28 Aug	Korean Air
30 Jul - 24 Aug	Korean Air
29 Jul - 21 Aug	Korean Air
30 Jul - 21 Aug	Korean Air
28 Jul - 10 Aug	Korean Air
30 Jul - 11 Aug	Korean Air
28 Jul - 29 Aug	Korean Air
16 Jul - 27 Aug	Korean Air
10 Jul - 17 Jul	Asiana Airlines
21 Jul - 11 Aug	Korean Air
14 Jul - 21 Jul	China Eastern
23 Jul - 17 Aug	Korean Air
13 Jul - 16 Jul	Asiana Airlines
10 Jul - 19 Jul	Asiana Airlines
20 Jul - 31 Jul	Asiana Airlines
23 Jul - 29 Jul	Korean Air
23 Jul - 30 Jul	Korean Air
21 Jul - 30 Jul	Korean Air
10 Jul - 14 Jul	Asiana Airlines
14 Jul - 25 Jul	China Eastern

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

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 July from $661

Return flights