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

Return flights

25 Feb - 28 Feb	Air Canada
19 Feb - 26 Feb	Air Canada
03 Feb - 12 Feb	Air Canada
03 Feb - 13 Feb	Air Canada
03 Feb - 10 Feb	Air Canada
23 Feb - 26 Feb	Air Canada
07 Feb - 13 Feb	Air Canada
23 Feb - 27 Feb	Air Canada
23 Feb - 28 Feb	Air Canada
09 Feb - 15 Feb	Air Canada
25 Feb - 02 Mar	Air Canada
28 Feb - 03 Mar	Air Canada
26 Feb - 02 Mar	Air Canada
27 Feb - 06 Mar	Air Canada
19 Feb - 01 Mar	Air Canada
17 Feb - 21 Mar	Air Canada
10 Feb - 03 Mar	Air Canada
26 Feb - 03 Mar	Air Canada
27 Feb - 02 Mar	Air Canada
18 Feb - 20 Mar	Air Canada

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

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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Cheapest return flights from Seoul to Seattle in February from $552

Return flights