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

Return flights

08 Feb - 17 Feb	ANA
10 Feb - 23 Feb	ANA
17 Feb - 23 Feb	ANA
10 Feb - 18 Feb	ANA
10 Feb - 17 Feb	ANA
09 Feb - 18 Feb	ANA
26 Feb - 02 Mar	ANA
05 Feb - 18 Feb	ANA
01 Feb - 03 Feb	ANA
05 Feb - 08 Feb	ANA
02 Feb - 10 Feb	ANA
27 Feb - 03 Mar	ANA
27 Feb - 02 Mar	ANA
05 Feb - 04 Mar	ANA
11 Feb - 03 Mar	ANA
19 Feb - 01 Mar	ANA
05 Feb - 01 Mar	ANA
27 Feb - 01 Mar	ANA
06 Feb - 02 Mar	ANA
07 Feb - 06 Mar	Japan Airlines

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.

Book a cheap hotel in Seattle

Cheap car rent in Seattle

Cheapest return flights from Seoul to Seattle in February from $913

Return flights