Cheap flights from Seattle to Seongmodo Island from CA $589

View CA $589 flight on Thu, Aug. 28, 2025Opens in a new window

Popular airlines from Seattle to Seongmodo Island

  • Korean Air

    Korean Air

  • Air Canada

    Air Canada

  • Asiana Airlines

    Asiana Airlines

  • EVA Airways

    EVA Airways

  • Turkish Airlines

    Turkish Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

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Cheap flights from Seattle (SEA) to Seongmodo Island (SEL)

Prices were available within the past 7 days and start at CA $589 for one-way flights and CA $1,085 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Oct. 26 - Tue, Nov. 4
SEA
Seattle
ICN
Seoul
CA $1,085 Roundtrip, found 20 hours ago
CA $1,085
Roundtrip
found 20 hours ago
Select Air Canada flight, departing Sun, Oct. 26 from Seattle to Seoul, returning Tue, Nov. 4, priced at CA $1,085 found 20 hours ago
Asiana Airlines
Mon, Aug. 25 - Tue, Sep. 9
SEA
Seattle
ICN
Seoul
CA $1,163 Roundtrip, found 1 hour ago
CA $1,163
Roundtrip
found 1 hour ago
Select Asiana Airlines flight, departing Mon, Aug. 25 from Seattle to Seoul, returning Tue, Sep. 9, priced at CA $1,163 found 1 hour ago
Hawaiian Airlines
Sat, Mar. 14 - Sat, Mar. 28
SEA
Seattle
ICN
Seoul
CA $1,203 Roundtrip, found 20 hours ago
CA $1,203
Roundtrip
found 20 hours ago
Select Hawaiian Airlines flight, departing Sat, Mar. 14 from Seattle to Seoul, returning Sat, Mar. 28, priced at CA $1,203 found 20 hours ago
Korean Air
Sun, Oct. 12 - Sun, Oct. 26
SEA
Seattle
ICN
Seoul
CA $1,203 Roundtrip, found 12 hours ago
CA $1,203
Roundtrip
found 12 hours ago
Select Korean Air flight, departing Sun, Oct. 12 from Seattle to Seoul, returning Sun, Oct. 26, priced at CA $1,203 found 12 hours ago
Delta
Fri, Sep. 12 - Sat, Sep. 27
SEA
Seattle
ICN
Seoul
CA $1,203 Roundtrip, found 12 hours ago
CA $1,203
Roundtrip
found 12 hours ago
Select Delta flight, departing Fri, Sep. 12 from Seattle to Seoul, returning Sat, Sep. 27, priced at CA $1,203 found 12 hours ago
Alaska Airlines
Sun, Mar. 22 - Sun, Apr. 26
SEA
Seattle
ICN
Seoul
CA $1,203 Roundtrip, found 13 hours ago
CA $1,203
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Sun, Mar. 22 from Seattle to Seoul, returning Sun, Apr. 26, priced at CA $1,203 found 13 hours ago

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

November is typically the cheapest month to fly

From CA $1,107 - CA $1,470 per traveller.

Graph displaying average flight prices per month

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