Cheap flights from Seattle to Sindo Island

View AU$701 flight on Thu, 27 Nov. 2025Opens in a new window

Popular airlines from Seattle to Sindo Island

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • EVA Airways

    EVA Airways

  • China Airlines

    China Airlines

  • Cathay Pacific

    Cathay Pacific

  • Delta

    Delta

  • Korean Air

    Korean Air

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Cheap Flights from Seattle (SEA) to Sindo Island (SEL)

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.

Air Canada
Sun, 21 Sep. - Tue, 30 Sep.
SEA
Seattle
ICN
Seoul
AU$1,336 Return, found 1 day ago
AU$1,336
Return
found 1 day ago
Select Air Canada flight, departing Sun, 21 Sep. from Seattle to Seoul, returning Tue, 30 Sep., priced at AU$1,336 found 1 day ago
Delta
Sun, 21 Sep. - Tue, 30 Sep.
SEA
Seattle
ICN
Seoul
AU$1,466 Return, found 1 day ago
AU$1,466
Return
found 1 day ago
Select Delta flight, departing Sun, 21 Sep. from Seattle to Seoul, returning Tue, 30 Sep., priced at AU$1,466 found 1 day ago
Korean Air
Sun, 21 Sep. - Tue, 30 Sep.
SEA
Seattle
ICN
Seoul
AU$1,469 Return, found 1 day ago
AU$1,469
Return
found 1 day ago
Select Korean Air flight, departing Sun, 21 Sep. from Seattle to Seoul, returning Tue, 30 Sep., priced at AU$1,469 found 1 day ago
EVA Airways
Mon, 13 Oct. - Wed, 29 Oct.
SEA
Seattle
ICN
Seoul
AU$1,589 Return, found 3 days ago
AU$1,589
Return
found 3 days ago
Select EVA Airways flight, departing Mon, 13 Oct. from Seattle to Seoul, returning Wed, 29 Oct., priced at AU$1,589 found 3 days ago
Asiana Airlines
Sun, 21 Sep. - Tue, 30 Sep.
SEA
Seattle
ICN
Seoul
AU$1,614 Return, found 1 day ago
AU$1,614
Return
found 1 day ago
Select Asiana Airlines flight, departing Sun, 21 Sep. from Seattle to Seoul, returning Tue, 30 Sep., priced at AU$1,614 found 1 day ago
Alaska Airlines
Sun, 10 Aug. - Sun, 17 Aug.
SEA
Seattle
ICN
Seoul
AU$1,711 Return, found 3 days ago
AU$1,711
Return
found 3 days ago
Select Alaska Airlines flight, departing Sun, 10 Aug. from Seattle to Seoul, returning Sun, 17 Aug., priced at AU$1,711 found 3 days ago

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

November is typically the cheapest month to fly

From AU$1,236 - AU$1,643 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.