Cheapest return flights from San Francisco to Seoul in August from $630

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

Return flights

30 Aug - 03 Sep Philippine Airlines
25 Aug - 31 Aug Philippine Airlines
20 Aug - 03 Sep Philippine Airlines
28 Aug - 03 Sep Alaska Airlines
06 Aug - 13 Aug Philippine Airlines
01 Aug - 15 Aug Philippine Airlines
09 Aug - 29 Aug Vietnam Airlines
06 Aug - 21 Aug Cathay Pacific
02 Aug - 12 Aug China Airlines
25 Aug - 31 Aug Asiana Airlines direct
06 Aug - 21 Aug Asiana Airlines direct
06 Aug - 13 Aug Asiana Airlines direct
30 Aug - 03 Sep Asiana Airlines direct
28 Aug - 03 Sep Asiana Airlines direct
09 Aug - 29 Aug United direct
20 Aug - 03 Sep United direct

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

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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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