Cheapest return flights from San Francisco to Seoul in August from $636

Best time to book flights for San Francisco (SFO) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from San Francisco (SFO) to Seoul (ICN) in August 2025 (see full year).

Return flights

29 Aug - 05 Sep Air Premia direct
24 Aug - 01 Sep Air Premia direct
25 Aug - 03 Sep Air Premia direct
27 Aug - 03 Sep Air Premia direct
27 Aug - 01 Sep Air Premia direct
29 Aug - 07 Sep Air Premia direct
25 Aug - 01 Sep Air Premia direct
01 Aug - 25 Aug Air Premia direct
17 Aug - 22 Aug Air Premia direct
13 Aug - 25 Aug Air Premia direct
31 Aug - 20 Sep United direct
20 Aug - 13 Sep United direct
21 Aug - 13 Sep United direct
18 Aug - 26 Aug Cathay Pacific
19 Aug - 26 Aug Cathay Pacific
18 Aug - 26 Aug Asiana Airlines direct
05 Aug - 29 Aug Asiana Airlines direct
10 Aug - 28 Aug Asiana Airlines direct
19 Aug - 26 Aug Asiana Airlines direct
21 Aug - 30 Aug Asiana Airlines direct

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

Skyscanner

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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