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

Return flights

18 Feb - 25 Feb	Air Canada
25 Feb - 28 Feb	Air Canada
05 Feb - 12 Feb	Air Canada
21 Feb - 26 Feb	Air Canada
21 Feb - 28 Feb	Air Canada
02 Feb - 18 Feb	Air Canada
03 Feb - 13 Feb	Air Canada
04 Feb - 07 Feb	Air Canada
01 Feb - 07 Feb	Air Canada
20 Feb - 27 Feb	Air Canada
28 Feb - 03 Mar	Air Canada
27 Feb - 02 Mar	Air Canada
18 Feb - 01 Mar	Air Canada
28 Feb - 04 Mar	Air Canada
28 Feb - 07 Mar	Air Canada
25 Feb - 01 Mar	Air Canada
23 Feb - 03 Mar	Air Canada
23 Feb - 02 Mar	Air Canada
23 Feb - 01 Mar	Air Canada
20 Feb - 03 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 463€

Return flights