Cheapest return flights from Seoul to Seattle in January from $371

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

Return flights

29 Jan - 07 Feb Hawaiian Airlines direct
23 Jan - 30 Jan Hawaiian Airlines direct
29 Jan - 05 Feb Hawaiian Airlines direct
24 Jan - 31 Jan Hawaiian Airlines direct
16 Jan - 23 Jan Hawaiian Airlines direct
22 Jan - 30 Jan Hawaiian Airlines direct
22 Jan - 29 Jan Hawaiian Airlines direct
31 Jan - 07 Feb Air Canada
30 Jan - 08 Feb Air Canada
29 Jan - 06 Feb Air Canada
29 Jan - 31 Jan Air Canada
29 Jan - 08 Feb Air Canada
31 Jan - 11 Feb Air Canada
30 Jan - 07 Feb Air Canada
29 Jan - 01 Feb Air Canada
30 Jan - 17 Feb Air Canada
22 Jan - 31 Jan Hawaiian Airlines direct
17 Jan - 29 Jan Hawaiian Airlines direct
15 Jan - 23 Jan Hawaiian Airlines direct
22 Jan - 25 Jan Hawaiian Airlines direct

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

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