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Washington, D.C.

$424+ Cheap flights from Seoul (SEL) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — WAS
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Seoul to Washington, D.C. are usually found in December or January, booked 43 days in advance, depart on a Sunday or Saturday and return on a Tuesday

Cheap flight deals from Seoul to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$703
(American Airlines)

One-way from

$424
(Kiwi.com)

Popular in

August

Cheapest in

December

Average price

$909
Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. (WAS) flights.
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From Seoul (SEL) to Washington, D.C. (WAS)
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One-way flight from Seoul (SEL) to Washington, D.C. (WAS)
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High demand for flights, 20% potential price rise
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Best time to find cheap flights, 5% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Seoul to Washington, D.C.

Cheapest flights from Seoul to Washington, D.C.
Explore the most affordable flight options available from Seoul to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2512:45 pmICN - BWI
1 stop33h 22mUnited Airlines
Tue 12/315:16 pmBWI - ICN
2 stops32h 59mUnited Airlines
Deal found 12/17$726
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/236:50 pmICN - BWI
1 stop18h 10mAmerican Airlines
Wed 1/16:00 amBWI - ICN
1 stop20h 45mAmerican Airlines
Deal found 12/17$780
This WhyPayMore deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/188:10 pmICN - DCA
1 stop16h 27mAir Canada
Wed 12/258:40 pmDCA - ICN
2 stops52h 35mAir Canada
Deal found 12/17$904
This United Airlines deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1912:45 pmICN - IAD
2 stops22h 06mUnited Airlines
Sun 12/298:25 amIAD - ICN
1 stop41h 50mUnited Airlines
Deal found 12/18$905
This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1812:45 pmICN - DCA
1 stop18h 06mUnited Airlines
Tue 12/3111:05 amDCA - ICN
2 stops28h 35mUnited Airlines
Deal found 12/17$905
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/187:30 pmICN - BWI
1 stop18h 24mDelta
Tue 12/316:02 amBWI - ICN
1 stop19h 28mDelta
Deal found 12/17$932
This Gotogate deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/194:55 pmICN - IAD
2 stops54h 51mAir Canada
Sun 12/293:55 pmIAD - ICN
2 stops57h 20mAir Canada
Deal found 12/17$939
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/226:50 pmICN - IAD
2 stops36h 08mAmerican Airlines
Tue 12/311:53 pmIAD - ICN
2 stops36h 52mAmerican Airlines
Deal found 12/17$964
This ANA deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1812:25 pmGMP - IAD
1 stop34h 45mANA
Tue 12/3111:05 amIAD - GMP
1 stop21h 25mANA
Deal found 12/17$1,015
This Korean Air deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/199:35 amICN - BWI
1 stop16h 09mMultiple Airlines
Sun 12/296:02 amBWI - ICN
1 stop19h 28mMultiple Airlines
Deal found 12/17$1,226
This WhyPayMore deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1810:15 amICN - IAD
Nonstop13h 35mKorean Air
Wed 12/2511:50 amIAD - ICN
Nonstop15h 50mKorean Air
Deal found 12/17$1,330
This Delta deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2110:15 amICN - IAD
Nonstop13h 35mDelta
Sat 1/44:15 pmIAD - ICN
1 stop35h 30mDelta
Deal found 12/17$1,354

Find flights from Seoul to Washington, D.C. within your budget

Customize your flight search to find flights from Seoul to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Thu 1/30

6:50 pm-11:27 pm

1 stop18h 37m

Baltimore/Washington

Wed 2/12

6:03 am-4:45 pm

1 stop20h 42m

$703

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Wed 4/9

11:30 am-5:24 am

2 stops30h 54m

Baltimore/Washington

Fri 4/25

6:34 pm-4:20 am

1 stop20h 46m

$726

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Thu 1/30

6:50 pm-12:18 am

2 stops19h 28m

Baltimore/Washington

Wed 2/12

6:03 am-4:45 pm

1 stop20h 42m

$885

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 1/30

6:50 pm-8:41 am

2 stops27h 51m

Washington, D.C. Dulles Intl

Wed 2/12

6:10 am-4:45 pm

1 stop20h 35m

$894

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Mon 2/17

12:05 pm-10:35 pm

2 stops24h 30m

Washington, D.C. Reagan-National

Tue 2/18

6:59 am-10:20 pm

2 stops25h 21m

$898

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Mon 12/23

6:00 pm-11:25 pm

2 stops19h 25m

Washington, D.C. Dulles Intl

Thu 12/26

12:40 pm-5:40 am

2 stops27h 00m

$905

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 1/15

12:45 pm-11:59 pm

2 stops25h 14m

Washington, D.C. Reagan-National

Wed 1/22

4:13 pm-5:40 am

2 stops23h 27m

$905

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 3/24

4:55 pm-10:29 am

2 stops30h 34m

Washington, D.C. Reagan-National

Mon 3/31

4:10 pm-4:05 pm

2 stops34h 55m

$914

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Mon 6/2

7:55 pm-10:35 am

1 stop27h 40m

Washington, D.C. Dulles Intl

Wed 8/13

12:15 pm-10:20 pm

1 stop21h 05m

$916

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Thu 4/10

6:40 pm-11:53 pm

1 stop18h 13m

Baltimore/Washington

Thu 5/1

6:19 am-5:20 pm

1 stop22h 01m

$932

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 60 results
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Compare providers for flights from Seoul to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Washington, D.C. in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Seoul with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seoul to Washington, D.C.

Get recent, data-driven insights about flights from Seoul to Washington, D.C. including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seoul to Washington, D.C.?

Use this chart to determine the optimal time to book a round-trip flight from Seoul to Washington, D.C.. Price data was last updated on December 13, 2024.

The price you pay for your flight from Seoul to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seoul to Washington, D.C.?

Currently, November is the cheapest month in which you can book a flight from Seoul to Washington, D.C. (average of $299). Flying from Seoul to Washington, D.C. in June is currently the most expensive (average of $377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEL to WAS?

Find hourly flight availability from Seoul to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

A simple way to save on the total cost of your ticket is to fly from Seoul to Washington, D.C. at noon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the morning.

Weekly flight availability from Seoul to Washington, D.C.

Explore weekly flight availability from Seoul to Washington, D.C.. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2024.

The most flights from SEL to WAS are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from Seoul to Washington, D.C., such as Delta, American Airlines and Ethiopian Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
839 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Korean Air
8.4
Very good
1,018 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Japan Airlines
8.3
Very good
1,443 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Asiana Airlines
8.3
Very good
477 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Emirates
8.1
Very good
3,412 reviews
ANA
8.4
Very good
839 reviews

Comfort

8.2

Overall

8.4

Entertainment

7.9

Boarding

8.6

Crew

8.7

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

Find useful and relevant information for your journey from Seoul to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seoul to Washington, D.C. round-trip?

    Currently priced at $703, American Airlines will fly you from Seoul to Washington, D.C. and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and British Airways - these airlines can fly you to your destination from $726 and $885, respectively. American Airlines is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seoul to Washington, D.C. one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $440. However, be on the lookout for offers from United Airlines and Air Canada, as they are both options that can get you from Seoul to Washington, D.C. for a low price.

  • What are the most popular routes from Seoul to Washington, D.C.?

    When deciding which route to take from Seoul to Washington, D.C. consider Incheon Intl - Washington, D.C. Dulles Intl, Incheon Intl - Washington, D.C. Reagan-National or Incheon Intl - Baltimore/Washington as they are the most popular.

  • What are the cheapest flights from Seoul to Washington, D.C.?

    On average you can expect to pay $2,835 for a flight from Seoul to Washington, D.C.. The cheapest flight overall is $1,054 while the most popular route, (Incheon Intl - Washington, D.C. Dulles Intl) is currently priced at $665.

  • Can I find deals for flights from Seoul to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Seoul to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Washington, D.C..

  • Can I find deals for business class flights from Seoul to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Seoul to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seoul to Washington, D.C.?

    Currently, November is the cheapest month in which you can book a flight from Seoul to Washington, D.C. (average of $299). Flying from Seoul to Washington, D.C. in June is currently the most expensive (average of $377). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Seoul to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Dulles Intl flights
Incheon Intl to Reagan-National flights
Busan to Dulles Intl flights

Top 5 airlines flying from Seoul to Washington, D.C.

Discover the top 5 airlines that operate flights from Seoul to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$693Average$947FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$727Average$1,195FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$853Average$1,181FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,127Average$1,581FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,395Average$1,683FlexibilityNo cancel feeOn-timeN/A
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