Cheapest return flights from Seattle to Seoul in March from 618€

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

Return flights

05 Mar - 17 Mar Hainan Airlines
12 Mar - 18 Mar Hainan Airlines
04 Mar - 08 Mar Alaska Airlines
04 Mar - 07 Mar Alaska Airlines
12 Mar - 22 Mar Hainan Airlines
10 Mar - 17 Mar Hawaiian Airlines
03 Mar - 10 Mar Air Canada
02 Mar - 12 Mar Air Canada
06 Mar - 08 Mar ANA
02 Mar - 14 Mar Alaska Airlines
29 Mar - 10 Apr Korean Air direct
30 Mar - 16 Apr Korean Air direct
18 Mar - 02 Apr Korean Air direct
09 Mar - 07 Apr Korean Air direct
09 Mar - 06 Apr Korean Air direct
23 Mar - 03 Apr Asiana Airlines direct
26 Mar - 01 Apr Delta direct
25 Mar - 01 Apr Delta direct

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

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