Cheapest return flights from Seattle to Seoul in August from 761€

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

Return flights

21 Aug - 22 Sep Asiana Airlines direct
21 Aug - 06 Sep Asiana Airlines direct
04 Aug - 18 Aug Asiana Airlines
25 Aug - 05 Sep Frontier Airlines
20 Aug - 27 Aug Philippine Airlines
03 Aug - 21 Aug Alaska Airlines
22 Aug - 05 Sep Alaska Airlines
25 Aug - 05 Sep Delta direct
22 Aug - 05 Sep Korean Air direct
04 Aug - 18 Aug Asiana Airlines direct
03 Aug - 21 Aug Asiana Airlines direct

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

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