Cheap flights from Seoul to North Seattle

View AU$728 flight on Tue, 16 Sep. 2025Opens in a new window

Popular airlines from Seoul to North Seattle

  • Air Canada

    Air Canada

  • Alaska Airlines

    Alaska Airlines

  • EVA Airways

    EVA Airways

  • Delta

    Delta

  • Korean Air

    Korean Air

  • United

    United

  • Japan Airlines

    Japan Airlines

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Cheap Flights from Seoul (SEL) to North Seattle (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.

Alaska Airlines
Thu, 23 Oct. - Wed, 29 Oct.
ICN
Seoul
SEA
Seattle
AU$774 Return, found 3 hours ago
AU$774
Return
found 3 hours ago
Select Alaska Airlines flight, departing Thu, 23 Oct. from Seoul to Seattle, returning Wed, 29 Oct., priced at AU$774 found 3 hours ago
United
Thu, 23 Oct. - Wed, 29 Oct.
ICN
Seoul
SEA
Seattle
AU$800 Return, found 3 hours ago
AU$800
Return
found 3 hours ago
Select United flight, departing Thu, 23 Oct. from Seoul to Seattle, returning Wed, 29 Oct., priced at AU$800 found 3 hours ago
Hawaiian Airlines
Thu, 25 Sep. - Thu, 2 Oct.
ICN
Seoul
SEA
Seattle
AU$806 Return, found 5 days ago
AU$806
Return
found 5 days ago
Select Hawaiian Airlines flight, departing Thu, 25 Sep. from Seoul to Seattle, returning Thu, 2 Oct., priced at AU$806 found 5 days ago
Asiana Airlines
Mon, 17 Nov. - Mon, 1 Dec.
ICN
Seoul
SEA
Seattle
AU$856 Return, found 4 days ago
AU$856
Return
found 4 days ago
Select Asiana Airlines flight, departing Mon, 17 Nov. from Seoul to Seattle, returning Mon, 1 Dec., priced at AU$856 found 4 days ago
Delta
Thu, 23 Oct. - Wed, 29 Oct.
ICN
Seoul
SEA
Seattle
AU$909 Return, found 3 hours ago
AU$909
Return
found 3 hours ago
Select Delta flight, departing Thu, 23 Oct. from Seoul to Seattle, returning Wed, 29 Oct., priced at AU$909 found 3 hours ago
Korean Air
Tue, 9 Sep. - Tue, 16 Sep.
ICN
Seoul
SEA
Seattle
AU$935 Return, found 1 day ago
AU$935
Return
found 1 day ago
Select Korean Air flight, departing Tue, 9 Sep. from Seoul to Seattle, returning Tue, 16 Sep., priced at AU$935 found 1 day ago

Find the cheapest month to fly from Seoul (SEL) to Seattle (SEA)

September is typically the cheapest month to fly

From AU$697 - AU$1,667 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.