Cheap flights from Incheon to Northwest Washington from CA $582

Cheap flights from Incheon (SEL) to Northwest Washington (SEA)

Prices were available within the past 7 days and start at CA $582 for one-way flights and CA $664 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri., May 30 - Fri., Aug. 15

ICN

Seoul

SEA

Seattle

CA $664 Roundtrip, found 7 hours ago

CA $664

Roundtrip

found 7 hours ago

Select Asiana Airlines flight, departing Fri., May 30 from Seoul to Seattle, returning Fri., Aug. 15, priced at CA $664 found 7 hours ago

Tue., Nov. 4 - Tue., Nov. 11

ICN

Seoul

SEA

Seattle

CA $665 Roundtrip, found 3 days ago

CA $665

Roundtrip

found 3 days ago

Select Air Canada flight, departing Tue., Nov. 4 from Seoul to Seattle, returning Tue., Nov. 11, priced at CA $665 found 3 days ago

Fri., May 30 - Fri., Aug. 15

ICN

Seoul

SEA

Seattle

CA $667 Roundtrip, found 7 hours ago

CA $667

Roundtrip

found 7 hours ago

Select Korean Air flight, departing Fri., May 30 from Seoul to Seattle, returning Fri., Aug. 15, priced at CA $667 found 7 hours ago

Thu., May 8 - Fri., May 9

ICN

Seoul

SEA

Seattle

CA $670 Roundtrip, found 3 days ago

CA $670

Roundtrip

found 3 days ago

Select Delta flight, departing Thu., May 8 from Seoul to Seattle, returning Fri., May 9, priced at CA $670 found 3 days ago

Tue., May 6 - Wed., May 7

ICN

Seoul

SEA

Seattle

CA $676 Roundtrip, found 4 days ago

CA $676

Roundtrip

found 4 days ago

Select United flight, departing Tue., May 6 from Seoul to Seattle, returning Wed., May 7, priced at CA $676 found 4 days ago

Mon., Aug. 18 - Tue., Aug. 26

ICN

Seoul

SEA

Seattle

CA $1,146 Roundtrip, found 2 days ago

CA $1,146

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon., Aug. 18 from Seoul to Seattle, returning Tue., Aug. 26, priced at CA $1,146 found 2 days ago