Cheapest return flights from Seoul to San Francisco in August from $633

AirHint found the following cheapest return flights from Seoul (ICN) to San Francisco (SFO) in August 2026 (see full year).

Return flights

31 Aug - 14 Sep Philippine Airlines
29 Aug - 04 Sep Philippine Airlines
03 Aug - 15 Aug Peach
24 Aug - 27 Aug China Airlines
24 Aug - 29 Aug China Airlines
24 Aug - 28 Aug China Airlines
22 Aug - 29 Aug China Airlines
31 Aug - 14 Sep Air Premia direct
21 Aug - 29 Aug Air Canada
16 Aug - 24 Aug Singapore Airlines
24 Aug - 28 Aug Air Premia direct
17 Aug - 24 Aug EVA Air
15 Aug - 21 Aug Singapore Airlines
29 Aug - 04 Sep Asiana Airlines direct

Also check the deals for one-way flights from Seoul to San Francisco in August.

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