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Cheap flight deals from Seoul to Washington D.C. Starting at $432

For as little as $432, you can take your next adventure to Washington D.C. without breaking the bank. Choose between one-way and return tickets from Seoul below.

  • One way
  • Round-trip
      • Cheapest nonstop
        ICN10:25 am
        13h 50m
        Nonstop
        IAD11:15 am
        Mon, Apr 7|Seoul - Washington D.C.|Korean Air
        $1,055$1,277
        17% OFF
        17% OFF
        $1,277$1,055

        Choose Korean Air flights from Seoul to Washington D.C.. The one-way direct flight with Korean Air departs from Incheon International Airport on Mon, Apr 7, arriving at Dulles International Airport. One-way Prices start from $1,055 including taxes and charges.

      • ICN10:15 am
        13h 35m
        Nonstop
        IAD09:50 am
        Fri, Jan 31|Seoul - Washington D.C.|Korean Air
        $1,060$1,277
        17% OFF
        17% OFF
        $1,277$1,060

        Choose Korean Air flights from Seoul to Washington D.C.. The one-way direct flight with Korean Air departs from Incheon International Airport on Fri, Jan 31, arriving at Dulles International Airport. One-way Prices start from $1,060 including taxes and charges.

      • ICN12:45 pm
        18h 8m
        1 stop
        DCA04:53 pm
        Fri, Feb 21|Seoul - Washington D.C.|United Airlines
        $432$1,277
        66% OFF
        66% OFF
        $1,277$432

        Choose United Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with United Airlines departs from Incheon International Airport on Fri, Feb 21, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $432 including taxes and charges.

      • ICN06:50 pm
        19h 55m
        1 stop
        DCA12:45 am
        Tue, Mar 4|Seoul - Washington D.C.|American Airlines
        $432
        $432

        Choose American Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with American Airlines departs from Incheon International Airport on Tue, Mar 4, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $432 including taxes and charges.

      • ICN12:45 pm
        17h 45m
        1 stop
        IAD04:30 pm
        Mon, Mar 3|Seoul - Washington D.C.|United Airlines
        $433
        $433

        Choose United Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with United Airlines departs from Incheon International Airport on Mon, Mar 3, arriving at Dulles International Airport. One-way Prices start from $433 including taxes and charges.

      • ICN12:45 pm
        18h 8m
        1 stop
        DCA04:53 pm
        Wed, Feb 26|Seoul - Washington D.C.|United Airlines
        $435
        $435

        Choose United Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with United Airlines departs from Incheon International Airport on Wed, Feb 26, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $435 including taxes and charges.

      • ICN06:50 pm
        18h 10m
        1 stop
        DCA11:00 pm
        Fri, Feb 14|Seoul - Washington D.C.|American Airlines
        $436
        $436

        Choose American Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with American Airlines departs from Incheon International Airport on Fri, Feb 14, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $436 including taxes and charges.

      • ICN06:50 pm
        37h 56m
        1 stop
        DCA06:46 pm
        Mon, Feb 24|Seoul - Washington D.C.|American Airlines
        $438
        $438

        Choose American Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with American Airlines departs from Incheon International Airport on Mon, Feb 24, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $438 including taxes and charges.

      • ICN05:25 pm
        38h 26m
        1 stop
        DCA06:51 pm
        Mon, Mar 31|Seoul - Washington D.C.|American Airlines
        $440
        $440

        Choose American Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with American Airlines departs from Incheon International Airport on Mon, Mar 31, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $440 including taxes and charges.

      • ICN06:50 pm
        18h 10m
        1 stop
        DCA11:00 pm
        Thu, Jan 30|Seoul - Washington D.C.|American Airlines
        $440
        $440

        Choose American Airlines flights from Seoul to Washington D.C.. The one-way connecting flight with American Airlines departs from Incheon International Airport on Thu, Jan 30, arriving at Ronald Reagan Washington National Airport. One-way Prices start from $440 including taxes and charges.

      • SEL01:00 pm
        3h 5m
        Nonstop
        WAS02:00 pm
        Tue, Jan 28|Seoul - Washington D.C.|Korean Air
        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 Seoul to Washington D.C.?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Washington D.C. from Seoul have changed and are set to move below.

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

Find cheap airlines flights from Seoul to Washington D.C.

Compare prices from various providers below to understand which option best suits your travel needs, before enjoying a comfortable journey with a trusted airline from Seoul to Washington D.C..
Korean Air logoKorean AirUnited Airlines logoUnited AirlinesAmerican Airlines logoAmerican AirlinesAir Canada logoAir CanadaAsiana Airlines logoAsiana AirlinesAir China logoAir ChinaAir Premia logoAir PremiaAll Nippon Airways logoAll Nippon Airways

Alternative Cheap Routes from Seoul to Washington D.C.

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Washington D.C. from Seoul which could help you save money and time.

  • Cheapest
    American Airlines
    ICN
    06:50 pm
    36h 23m
    2 transfer
    IAD
    05:13 pm
    Incheon International Airport - Dulles International Airport
    Fri, Feb 14American Airlines
    $357
  • Air Premia
    ICN
    06:55 pm
    40h 4m
    2 transfer
    DCA
    09:59 pm
    Incheon International Airport - Ronald Reagan Washington National Airport
    Mon, Mar 10Air Premia
    $376
  • Air China
    GMP
    02:25 pm
    37h 45m
    1 transfer
    IAD
    02:10 pm
    Gimpo International Airport - Dulles International Airport
    Fri, Feb 14Air China
    $488
  • Air China
    GMP
    02:25 pm
    37h 45m
    1 transfer
    IAD
    02:10 pm
    Gimpo International Airport - Dulles International Airport
    Fri, Feb 14Air China
    $488
    Find More Flights

Frequently Asked Questions

  • When are flight tickets from Seoul (SEL) to Washington D.C. (WAS) the cheapest?

    Airlines adjust prices for flights from Seoul to Washington D.C. 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 Seoul (SEL) to Washington D.C. (WAS) cost?

    According to Trip.com's data, the lowest price is around $1,559.

  • How long does it take to fly from Seoul (SEL) to Washington D.C. (WAS) and what is the distance?

    It takes around 13 hours 50 minutes to fly from Seoul (SEL) to Washington D.C. (WAS).

  • What are the most popular airlines that fly from Seoul (SEL) to Washington D.C. (WAS)?

    Airlines with flights from Seoul (SEL) to Washington D.C. (WAS): Korean Air and Delta Air Lines.

How to find a cheap flight from Seoul to Washington D.C.

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
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 | Seoul to Washington D.C.

Cheapest nonstop flight price$422
Cheapest round-trip ticket price$1,142
Off-season for travelFebruary
Peak season for travelOctober
Flight distance11,172.97 km
Average flight time13 hours 50 minutes
Popular airlineAsiana Airlines

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