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Incheon Intl. Airport to Seattle Tacoma Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport over the next 90 days, with one-way fares from MXN8,087 and round-trip from MXN13,098. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 12:55 PM
        Seoul - Seattle | Fri, Nov 13 | Alaska Airlines
        SEA 12:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Sun, Nov 15 | Alaska Airlines
        MXN13,098 MXN23,448
        44% off
        44% off
        MXN23,448 MXN13,098
      • ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 12:55 PM
        Seoul - Seattle | Fri, Nov 6 | Alaska Airlines
        SEA 12:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Sun, Nov 8 | Alaska Airlines
        MXN13,308 MXN23,448
        43% off
        43% off
        MXN23,448 MXN13,308
      • ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 1:55 PM
        Seoul - Seattle | Mon, Oct 26 | Alaska Airlines
        SEA 1:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Wed, Oct 28 | Alaska Airlines
        MXN13,374 MXN23,448
        43% off
        43% off
        MXN23,448 MXN13,374
      • ICN 7:35 PM
        10h 5m
        Nonstop
        SEA 1:40 PM
        Seoul - Seattle | Fri, Oct 16 | Alaska Airlines
        SEA 1:35 PM
        11h 55m
        Nonstop
        ICN 5:30 PM
        Seattle - Seoul | Sun, Oct 18 | Alaska Airlines
        MXN13,505
        42% off
        MXN23,448 MXN13,505
      • ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 12:55 PM
        Seoul - Seattle | Thu, Nov 5 | Alaska Airlines
        SEA 12:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Sat, Nov 7 | Alaska Airlines
        MXN14,146
        40% off
        MXN23,448 MXN14,146
      • ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 12:55 PM
        Seoul - Seattle | Thu, Nov 12 | Alaska Airlines
        SEA 12:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Sat, Nov 14 | Alaska Airlines
        MXN14,200
        39% off
        MXN23,448 MXN14,200
      • ICN 8:00 PM
        9h 55m
        Nonstop
        SEA 1:55 PM
        Seoul - Seattle | Thu, Oct 29 | Alaska Airlines
        SEA 1:40 PM
        11h 55m
        Nonstop
        ICN 5:35 PM
        Seattle - Seoul | Sat, Oct 31 | Alaska Airlines
        MXN14,299
        39% off
        MXN23,448 MXN14,299
      • ICN 8:30 PM
        39h 35m
        1 stop
        SEA 8:05 PM
        Seoul - Seattle | Mon, Oct 19 | Philippine Airlines
        SEA 11:10 PM
        28h 5m
        1 stop
        ICN 7:15 PM
        Seattle - Seoul | Wed, Oct 21 | Philippine Airlines
        MXN16,028
        32% off
        MXN23,448 MXN16,028
      • ICN 7:30 AM
        28h 15m
        1 stop
        SEA 6:45 PM
        Seoul - Seattle | Mon, Nov 23 | Philippine Airlines
        SEA 9:30 PM
        28h 40m
        1 stop
        ICN 7:10 PM
        Seattle - Seoul | Fri, Nov 27 | Philippine Airlines
        MXN16,375
        30% off
        MXN23,448 MXN16,375
      • ICN 8:30 PM
        39h 35m
        1 stop
        SEA 8:05 PM
        Seoul - Seattle | Thu, Oct 22 | Philippine Airlines
        SEA 10:30 AM
        16h 15m
        1 stop
        ICN 6:45 PM
        Seattle - Seoul | Sat, Oct 24 | WestJet
        MXN16,410
        30% off
        MXN23,448 MXN16,410
      • ICN 7:20 AM
        28h 45m
        1 stop
        SEA 8:05 PM
        Seoul - Seattle | Tue, Oct 20 | Philippine Airlines
        SEA 10:30 AM
        16h 15m
        1 stop
        ICN 6:45 PM
        Seattle - Seoul | Thu, Oct 22 | WestJet
        MXN16,410
        30% off
        MXN23,448 MXN16,410
      • ICN 6:55 PM
        16h 27m
        1 stop
        SEA 6:22 PM
        Seoul - Seattle | Fri, Nov 13 | Air Canada
        SEA 7:05 PM
        29h 5m
        1 stop
        ICN 5:10 PM
        Seattle - Seoul | Sun, Nov 15 | Air Canada
        MXN16,413
        30% off
        MXN23,448 MXN16,413
      • SEL 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Seoul - Seattle | Tue, Oct 6 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        SEL 4:00 PM
        Seattle - Seoul | Thu, Oct 8 | Normal Airline
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      • Cheapest nonstop
        ICN 9:20 PM
        9h 55m
        Nonstop
        SEA 3:15 PM
        Seoul - Seattle | Fri, Oct 9 | Asiana Airlines
        MXN14,705 MXN21,008
        30% off
        30% off
        MXN21,008 MXN14,705
      • ICN 9:20 PM
        9h 55m
        Nonstop
        SEA 3:15 PM
        Seoul - Seattle | Thu, Oct 8 | Asiana Airlines
        MXN14,705 MXN21,008
        30% off
        30% off
        MXN21,008 MXN14,705
      • ICN 8:30 PM
        39h
        1 stop
        SEA 7:30 PM
        Seoul - Seattle | Sun, Oct 25 | Philippine Airlines
        MXN8,087 MXN21,008
        62% off
        62% off
        MXN21,008 MXN8,087
      • ICN 7:45 PM
        16h 11m
        1 stop
        SEA 7:56 PM
        Seoul - Seattle | Sat, Oct 31 | Air Premia
        MXN8,220
        61% off
        MXN21,008 MXN8,220
      • ICN 9:20 PM
        27h 45m
        1 stop
        SEA 8:05 AM
        Seoul - Seattle | Wed, Dec 2 | Hainan Airlines
        MXN8,619
        59% off
        MXN21,008 MXN8,619
      • ICN 8:40 PM
        14h 42m
        1 stop
        SEA 6:22 PM
        Seoul - Seattle | Sun, Nov 22 | Trinity Airways
        MXN8,621
        59% off
        MXN21,008 MXN8,621
      • ICN 8:40 PM
        15h 1m
        1 stop
        SEA 6:41 PM
        Seoul - Seattle | Tue, Nov 17 | Trinity Airways
        MXN8,632
        59% off
        MXN21,008 MXN8,632
      • ICN 8:40 PM
        15h 1m
        1 stop
        SEA 6:41 PM
        Seoul - Seattle | Sat, Nov 14 | Trinity Airways
        MXN8,662
        59% off
        MXN21,008 MXN8,662
      • ICN 8:30 PM
        39h
        1 stop
        SEA 6:30 PM
        Seoul - Seattle | Sat, Oct 31 | Philippine Airlines
        MXN8,725
        57% off
        MXN21,008 MXN8,725
      • ICN 8:40 PM
        27h 27m
        1 stop
        SEA 7:07 AM
        Seoul - Seattle | Sat, Nov 7 | Trinity Airways
        MXN8,859
        57% off
        MXN21,008 MXN8,859
      • ICN 9:20 PM
        27h 45m
        1 stop
        SEA 8:05 AM
        Seoul - Seattle | Wed, Nov 18 | Hainan Airlines
        MXN8,864
        57% off
        MXN21,008 MXN8,864
      • ICN 9:30 PM
        28h 25m
        1 stop
        SEA 9:55 AM
        Seoul - Seattle | Wed, Oct 14 | Hainan Airlines
        MXN8,864
        57% off
        MXN21,008 MXN8,864
      • ICN 8:40 PM
        15h 1m
        1 stop
        SEA 6:41 PM
        Seoul - Seattle | Sun, Nov 8 | Trinity Airways
        MXN8,870
        57% off
        MXN21,008 MXN8,870
      • ICN 8:40 PM
        35h 2m
        1 stop
        SEA 2:42 PM
        Seoul - Seattle | Sat, Nov 28 | Trinity Airways
        MXN8,908
        57% off
        MXN21,008 MXN8,908
      • SEL 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        Seoul - Seattle | Tue, Oct 6 | Normal Airline
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Displayed flight fares from Incheon Intl. Airport to Seattle Tacoma Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport

What is the cheapest month for one-way flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport?

Data is based on average one-way flight prices from Incheon Intl. Airport to Seattle Tacoma Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Incheon Intl. Airport to Seattle Tacoma Intl. Airport, the best time to buy is in June, with an average price of MXN9,813. You’ll want to avoid January, when the average price can reach as high as MXN21,595.

MXN21,595
MXN15,704
MXN9,813
MXN3,922
    Cheapest
  • MXN11,081
    Sep
  • MXN11,549
    Oct
  • MXN9,984
    Nov
  • MXN10,118
    Dec
  • MXN21,595
    Jan
  • MXN10,155
    Feb
  • MXN12,965
    Mar
  • MXN13,177
    Apr
  • MXN12,367
    May
  • MXN9,813
    Jun
  • MXN16,443
    Jul
  • MXN16,295
    Aug

What’s the cheapest month to fly round-trip from Incheon Intl. Airport to Seattle Tacoma Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Incheon Intl. Airport to Seattle Tacoma Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, November is typically the cheapest month to find flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport, with an average price of MXN9,645. In contrast, August is usually the most expensive month, with average fares reaching MXN24,743.

MXN24,743
MXN17,194
MXN9,645
MXN2,096
    Cheapest
  • MXN11,641
    Sep
  • MXN10,640
    Oct
  • MXN9,645
    Nov
  • MXN10,325
    Dec
  • MXN16,981
    Jan
  • MXN13,646
    Feb
  • MXN13,296
    Mar
  • MXN17,775
    Apr
  • MXN17,873
    May
  • MXN19,969
    Jun
  • MXN20,939
    Jul
  • MXN24,743
    Aug

What is the cheapest day of the week to fly from Incheon Intl. Airport to Seattle Tacoma Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Incheon Intl. Airport to Seattle Tacoma Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Incheon Intl. Airport to Seattle Tacoma Intl. Airport is Thursday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

MXN14,922
MXN13,646
MXN12,370
MXN11,094
    Cheapest
  • MXN13,407
    Mon
  • MXN13,397
    Tue
  • MXN12,517
    Wed
  • MXN12,370
    Thu
  • MXN12,896
    Fri
  • MXN14,922
    Sat
  • MXN14,703
    Sun

Which airline offers the cheapest flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport?

The cheapest airline flying from Incheon Intl. Airport to Seattle Tacoma Intl. Airport is Philippine Airlines (from MXN8,087) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Philippine Airlines
From MXN8,087
Air Premia
From MXN8,220
Hainan Airlines
From MXN8,619
Trinity Airways
From MXN8,621
Asiana Airlines
From MXN8,946
Hong Kong Airlines
From MXN9,241
Tigerair Taiwan
From MXN9,254
Scoot
From MXN9,437
HK Express
From MXN9,464
Eastar Jet
From MXN9,519

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What is the flight schedule from Incheon Intl. Airport to Seattle Tacoma Intl. Airport?

Check the schedule for flights from Seoul to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. TW531

    Incheon Intl. Airport

    8:40 PM

    ICN

    10h 15m

    Nonstop

    2:55 PM

    YVR

    - - - W - F S
    Search

  2. AC8806

    Vancouver Intl. Airport

    5:30 PM

    YVR

    1h 7m

    Nonstop

    6:37 PM

    SEA

    S M - W T F S

  3. YP111

    Incheon Intl. Airport

    7:15 PM

    ICN

    11h

    Nonstop

    2:15 PM

    SFO

    S - T - T - S
    Search

  4. AS1340

    San Francisco Intl. Airport

    4:51 PM

    SFO

    2h 16m

    Nonstop

    7:07 PM

    SEA

    S M T W T F S

  5. IT603

    Incheon Intl. Airport

    12:30 AM

    ICN

    2h 45m

    Nonstop

    2:15 AM

    TPE

    S M T W T F S
    Search

  6. DL068

    Taoyuan Intl. Airport

    9:35 AM

    TPE

    12h 25m

    Nonstop

    6:00 AM

    SEA

    S M T W T F S

  7. TR873

    Incheon Intl. Airport

    10:55 PM

    ICN

    2h 40m

    Nonstop

    12:35 AM

    TPE

    S M T W T F S
    Search

  8. DL068

    Taoyuan Intl. Airport

    9:35 AM

    TPE

    12h 25m

    Nonstop

    6:00 AM

    SEA

    S M T W T F S

  9. TW531

    Incheon Intl. Airport

    8:40 PM

    ICN

    10h 15m

    Nonstop

    2:55 PM

    YVR

    - - - W - F S
    Search

  10. AS2011

    Vancouver Intl. Airport

    6:00 AM

    YVR

    1h 8m

    Nonstop

    7:08 AM

    SEA

    S M T W T F S

  11. HU450

    Incheon Intl. Airport

    9:30 PM

    ICN

    4h 15m

    Nonstop

    12:45 AM

    HAK

    S - T - T F -
    Search

  12. HU445

    Meilan Intl. Airport

    7:10 AM

    HAK

    2h 20m

    Nonstop

    9:30 AM

    CKG

    - - - W - - -

  13. HU445

    Chongqing Jiangbei Intl. Airport

    12:10 PM

    CKG

    11h 55m

    Nonstop

    9:05 AM

    SEA

    - - - W - - -

  14. PR401

    Incheon Intl. Airport

    7:20 AM

    ICN

    4h 10m

    Nonstop

    10:30 AM

    MNL

    S M T W T F S
    Search

  15. PR124

    Ninoy Aquino Intl. Airport

    10:40 PM

    MNL

    12h 55m

    Nonstop

    7:35 PM

    SEA

    - M - W T - S

  16. PR403

    Incheon Intl. Airport

    8:30 PM

    ICN

    4h 10m

    Nonstop

    11:40 PM

    MNL

    S M T W T F S
    Search

  17. PR124

    Ninoy Aquino Intl. Airport

    10:40 PM

    MNL

    12h 55m

    Nonstop

    7:35 PM

    SEA

    - M - W T - S
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About Incheon Intl. Airport and Seattle Tacoma Intl. Airport

Learn about Incheon Intl. Airport (ICN) and Seattle Tacoma Intl. Airport (SEA) — including location, terminals, transportation, and travel tips.

Flight distance 8,385.19 km
Cheapest one-way ticket price MXN8,087
Cheapest return ticket price MXN13,098

FAQs for Incheon Intl. Airport to Seattle Tacoma Intl. Airport Flights

  • How many daily flights are there from Incheon Intl. Airport (ICN) to Seattle Tacoma Intl. Airport (SEA)?

    There are around 5 daily flights from Incheon Intl. Airport (ICN) to Seattle Tacoma Intl. Airport (SEA).
  • The earliest flight from Incheon Intl. Airport to Seattle Tacoma Intl. Airport departs at 16:40, and the last departs at 21:20, with about 4 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Incheon Intl. Airport (ICN) to Seattle Tacoma Intl. Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around MXN16,206 in December, the most expensive month to book this route.
  • The latest flight departs from Incheon Intl. Airport (ICN) at 21:00 and arrives in Seattle Tacoma Intl. Airport (SEA) at 14:55.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • Delta Air Lines is a very popular airline operating an average of 2047 flights per month.
  • One-way flights from Incheon Intl. Airport to Seattle Tacoma Intl. Airport currently start from MXN8,087, and round-trip fares start from MXN13,098. The current lowest fare is a Philippine Airlines flight departing on Sun, Oct 25; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Incheon Intl. Airport to Seattle Tacoma Intl. Airport is MXN13,313. Prices may vary depending on the departure date, airline, and availability.
  • Incheon Intl. Airport to Seattle Tacoma Intl. Airport operates around 24 weekly flights, mainly by Delta Air Lines, Korean Air and Alaska Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Incheon Intl. Airport and Seattle Tacoma Intl. Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.