Cheap flights from Incheon to Northwest Washington

View NZ$871 flight on Sun, 15 Jun. 2025Opens in a new window

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri., 30 May - Sun., 8 Jun.
ICN
Seoul
SEA
Seattle
NZ$810 Return, found 1 day ago
NZ$810
Return
found 1 day ago
Select Delta flight, departing Fri., 30 May from Seoul to Seattle, returning Sun., 8 Jun., priced at NZ$810 found 1 day ago
Korean Air
Fri., 30 May - Sun., 8 Jun.
ICN
Seoul
SEA
Seattle
NZ$810 Return, found 1 day ago
NZ$810
Return
found 1 day ago
Select Korean Air flight, departing Fri., 30 May from Seoul to Seattle, returning Sun., 8 Jun., priced at NZ$810 found 1 day ago
Delta
Fri., 30 May - Sun., 8 Jun.
ICN
Seoul
SEA
Seattle
NZ$810 Return, found 1 day ago
NZ$810
Return
found 1 day ago
Select Delta flight, departing Fri., 30 May from Seoul to Seattle, returning Sun., 8 Jun., priced at NZ$810 found 1 day ago
Air Canada
Sun., 5 Oct. - Sat., 18 Oct.
ICN
Seoul
SEA
Seattle
NZ$930 Return, found 6 days ago
NZ$930
Return
found 6 days ago
Select Air Canada flight, departing Sun., 5 Oct. from Seoul to Seattle, returning Sat., 18 Oct., priced at NZ$930 found 6 days ago
Asiana Airlines
Fri., 30 May - Sun., 8 Jun.
ICN
Seoul
SEA
Seattle
NZ$1,727 Return, found 1 day ago
NZ$1,727
Return
found 1 day ago
Select Asiana Airlines flight, departing Fri., 30 May from Seoul to Seattle, returning Sun., 8 Jun., priced at NZ$1,727 found 1 day ago
WestJet
Sun., 5 Oct. - Sat., 18 Oct.
ICN
Seoul
SEA
Seattle
NZ$1,810 Return, found 6 days ago
NZ$1,810
Return
found 6 days ago
Select WestJet flight, departing Sun., 5 Oct. from Seoul to Seattle, returning Sat., 18 Oct., priced at NZ$1,810 found 6 days ago
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