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Cheap flight deals from Seattle to Seoul Starting at PHP 23,766

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

  • One way
  • Round-trip
      • Cheapest nonstop
        SEA12:45 pm
        12h 5m
        Nonstop
        ICN05:50 pm
        Fri, Feb 28|Seattle - Seoul|Asiana Airlines
        PHP 27,805PHP 41,678
        33% OFF
        33% OFF
        PHP 41,678PHP 27,805

        Choose Asiana Airlines flights from Seattle to Seoul. The one-way direct flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Fri, Feb 28, arriving at Incheon International Airport. One-way Prices start from PHP 27,805 including taxes and charges.

      • SEA12:45 pm
        12h 5m
        Nonstop
        ICN05:50 pm
        Mon, Feb 24|Seattle - Seoul|Asiana Airlines
        PHP 28,157PHP 41,678
        32% OFF
        32% OFF
        PHP 41,678PHP 28,157

        Choose Asiana Airlines flights from Seattle to Seoul. The one-way direct flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Mon, Feb 24, arriving at Incheon International Airport. One-way Prices start from PHP 28,157 including taxes and charges.

      • SEA06:55 am
        20h 35m
        1 stop
        ICN08:30 pm
        Wed, Jan 22|Seattle - Seoul|Alaska Airlines
        PHP 23,766PHP 41,678
        43% OFF
        43% OFF
        PHP 41,678PHP 23,766

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Wed, Jan 22, arriving at Incheon International Airport. One-way Prices start from PHP 23,766 including taxes and charges.

      • SEA08:00 am
        19h 30m
        1 stop
        ICN08:30 pm
        Fri, Feb 21|Seattle - Seoul|Alaska Airlines
        PHP 24,430
        PHP 24,430

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Fri, Feb 21, arriving at Incheon International Airport. One-way Prices start from PHP 24,430 including taxes and charges.

      • SEA01:35 pm
        37h 55m
        1 stop
        ICN08:30 pm
        Sat, Jan 18|Seattle - Seoul|Delta Air Lines
        PHP 24,558
        PHP 24,558

        Choose Delta Air Lines flights from Seattle to Seoul. The one-way connecting flight with Delta Air Lines departs from Seattle-Tacoma International Airport on Sat, Jan 18, arriving at Incheon International Airport. One-way Prices start from PHP 24,558 including taxes and charges.

      • SEA08:03 am
        19h 27m
        1 stop
        ICN08:30 pm
        Wed, Jan 29|Seattle - Seoul|Alaska Airlines
        PHP 24,598
        PHP 24,598

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Wed, Jan 29, arriving at Incheon International Airport. One-way Prices start from PHP 24,598 including taxes and charges.

      • SEA08:03 am
        19h 27m
        1 stop
        ICN08:30 pm
        Sun, Jan 19|Seattle - Seoul|Alaska Airlines
        PHP 24,862
        PHP 24,862

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Sun, Jan 19, arriving at Incheon International Airport. One-way Prices start from PHP 24,862 including taxes and charges.

      • SEA06:10 am
        21h 20m
        1 stop
        ICN08:30 pm
        Sun, Jan 26|Seattle - Seoul|Delta Air Lines
        PHP 25,078
        PHP 25,078

        Choose Delta Air Lines flights from Seattle to Seoul. The one-way connecting flight with Delta Air Lines departs from Seattle-Tacoma International Airport on Sun, Jan 26, arriving at Incheon International Airport. One-way Prices start from PHP 25,078 including taxes and charges.

      • SEA08:03 am
        19h 27m
        1 stop
        ICN08:30 pm
        Fri, Jan 24|Seattle - Seoul|Alaska Airlines
        PHP 25,150
        PHP 25,150

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Fri, Jan 24, arriving at Incheon International Airport. One-way Prices start from PHP 25,150 including taxes and charges.

      • SEA08:03 am
        19h 27m
        1 stop
        ICN08:30 pm
        Sun, Jan 26|Seattle - Seoul|Alaska Airlines
        PHP 25,166
        PHP 25,166

        Choose Alaska Airlines flights from Seattle to Seoul. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Sun, Jan 26, arriving at Incheon International Airport. One-way Prices start from PHP 25,166 including taxes and charges.

      • SEA01:00 pm
        3h 5m
        Nonstop
        SEL02:00 pm
        Wed, Jan 22|Seattle - Seoul|Asiana Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Seattle to Seoul?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Cheap Routes from Seattle to Seoul

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seattle to Seoul.

  • Cheapest
    United Airlines
    SEA
    09:18 am
    39h 12m
    2 transfer
    GMP
    05:30 pm
    Seattle-Tacoma International Airport - Gimpo International Airport
    Fri, Mar 7United Airlines
    PHP 29,052
  • Alaska Airlines
    SEA
    03:59 pm
    27h 21m
    2 transfer
    ICN
    12:20 pm
    Seattle-Tacoma International Airport - Incheon International Airport
    Tue, Jan 28Alaska Airlines
    PHP 31,675
  • Hahn Air
    LKE
    09:35 am
    33h 45m
    2 transfer
    ICN
    12:20 pm
    Lake Union Sea Plane Base - Incheon International Airport
    Thu, Jan 16Hahn Air
    PHP 39,768
  • Hahn Air
    LKE
    09:35 am
    33h 45m
    2 transfer
    ICN
    12:20 pm
    Lake Union Sea Plane Base - Incheon International Airport
    Thu, Jan 16Hahn Air
    PHP 39,768
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Seoul (SEL) the cheapest?

    Airlines adjust prices for flights from Seattle to Seoul based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Seoul (SEL) cost?

    According to Trip.com's data, the lowest price is around PHP 79,200.

  • How long does it take to fly from Seattle (SEA) to Seoul (SEL) and what is the distance?

    It takes around 11 hours 25 minutes to fly from Seattle (SEA) to Seoul (SEL).

  • What is the transportation method from the main airport to downtown in Seoul?

    • The distance from Incheon International Airport to downtown is about 48 km. It takes about 1 hour by taxi.
    • The distance from Gimpo International Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

  • What are the most popular airlines that fly from Seattle (SEA) to Seoul (SEL)?

    Airlines with flights from Seattle (SEA) to Seoul (SEL): United Airlines, Delta Air Lines, Thai Airways, Etihad Airways, Singapore Airlines, Korean Air and Asiana Airlines.

How to find a cheap flight from Seattle to Seoul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Seoul. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Seattle to Seoul

Cheapest nonstop flight pricePHP 23,766
Cheapest round-trip ticket pricePHP 49,028
Off-season for travelFebruary
Peak season for travelApril
Flight distance8,341.99 km
Average flight time11 hours 25 minutes
Popular airlineAlaska Airlines

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