Flights to North Seattle from Incheon - ￥64,077

View ￥64,077 flight on Mon, Oct 20, 2025Opens in a new window

Popular airlines from Incheon to North Seattle

  • Asiana Airlines

    Asiana Airlines

  • Delta

    Delta

  • Korean Air

    Korean Air

  • United

    United

  • Air Canada

    Air Canada

  • Japan Airlines

    Japan Airlines

  • American Airlines

    American Airlines

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Incheon to North Seattle (SEL-SEA)

Prices were available within the past 7 days and start at ￥64,077 for one-way flights and ￥74,580 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Sep 20 - Sat, Sep 27
ICN
Seoul
SEA
Seattle
￥74,580 Roundtrip, found 1 hour ago
￥74,580
Roundtrip
found 1 hour ago
Select Hawaiian Airlines flight, departing Sat, Sep 20 from Seoul to Seattle, returning Sat, Sep 27, priced at ￥74,580 found 1 hour ago
Asiana Airlines
Fri, Dec 26 - Fri, Jan 2
ICN
Seoul
SEA
Seattle
￥77,040 Roundtrip, found 8 hours ago
￥77,040
Roundtrip
found 8 hours ago
Select Asiana Airlines flight, departing Fri, Dec 26 from Seoul to Seattle, returning Fri, Jan 2, priced at ￥77,040 found 8 hours ago
United
Thu, Sep 11 - Wed, Sep 17
ICN
Seoul
SEA
Seattle
￥77,060 Roundtrip, just found
￥77,060
Roundtrip
just found
Select United flight, departing Thu, Sep 11 from Seoul to Seattle, returning Wed, Sep 17, priced at ￥77,060 just found
Alaska Airlines
Fri, Sep 26 - Thu, Oct 16
ICN
Seoul
SEA
Seattle
￥77,520 Roundtrip, found 1 day ago
￥77,520
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Sep 26 from Seoul to Seattle, returning Thu, Oct 16, priced at ￥77,520 found 1 day ago
Air Canada
Thu, Sep 11 - Wed, Sep 17
ICN
Seoul
SEA
Seattle
￥86,700 Roundtrip, just found
￥86,700
Roundtrip
just found
Select Air Canada flight, departing Thu, Sep 11 from Seoul to Seattle, returning Wed, Sep 17, priced at ￥86,700 just found
Korean Air
Thu, Sep 11 - Wed, Sep 17
ICN
Seoul
SEA
Seattle
￥86,940 Roundtrip, just found
￥86,940
Roundtrip
just found
Select Korean Air flight, departing Thu, Sep 11 from Seoul to Seattle, returning Wed, Sep 17, priced at ￥86,940 just found

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

November is typically the cheapest month to fly

From ￥68,368 - ￥109,394 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.