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$421+ Cheap flights from Reagan-National (DCA) to Seoul (SEL)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SEL
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Reagan-National to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Seoul (SEL). 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 November 20, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

October

Round-trip from

$891
(Air Canada)

One-way from

$421
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Reagan-National-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Seoul (SEL) flights.
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High demand for flights, 28% potential price rise
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Best time to find cheap flights, 29% potential price drop
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From Washington, D.C. Reagan-National to Seoul (SEL)
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One-way flight from Washington, D.C. Reagan-National to Seoul (SEL)
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Find flight deals from Reagan-National to Seoul

Cheapest flights from Reagan-National to Seoul
Explore the most affordable flight options available from Reagan-National to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This American Airlines deal was found by Cheapflights users on 11/20. 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.
Thu 11/215:00 amDCA - ICN
1 stop21h 45mAmerican Airlines
Thu 12/56:50 pmICN - DCA
1 stop19h 52mAmerican Airlines
Deal found 11/20$902
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/246:00 amDCA - ICN
2 stops22h 25mAir Canada
Tue 11/268:10 pmICN - DCA
2 stops28h 09mAir Canada
Deal found 11/20$958
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/56:38 amDCA - GMP
2 stops25h 42mMultiple Airlines
Tue 12/107:50 amGMP - DCA
2 stops22h 06mMultiple Airlines
Deal found 11/19$1,119
This oojo deal was found by Cheapflights users on 11/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:42 amDCA - ICN
2 stops40h 03mCathay Pacific
Tue 12/103:00 pmICN - DCA
2 stops32h 29mCathay Pacific
Deal found 11/19$1,275
This Cathay Pacific deal was found by Cheapflights users on 11/19. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/209:07 pmDCA - ICN
2 stops26h 48mMultiple Airlines
Wed 11/273:00 pmICN - DCA
2 stops31h 52mMultiple Airlines
Deal found 11/19$1,358
This Japan Airlines deal was found by Cheapflights users on 11/19. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/317:00 amDCA - GMP
2 stops21h 20mJapan Airlines
Tue 1/217:50 amGMP - DCA
2 stops20h 40mJapan Airlines
Deal found 11/19$1,497
This Expedia deal was found by Cheapflights users on 11/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/56:59 amDCA - ICN
1 stop19h 31mKorean Air
Fri 12/277:30 pmICN - DCA
1 stop35h 19mKorean Air
Deal found 11/19$1,575
This Delta deal was found by Cheapflights users on 11/19. 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 12/75:10 pmDCA - ICN
1 stop22h 00mDelta
Sun 12/155:50 pmICN - DCA
1 stop18h 45mDelta
Deal found 11/19$1,605
This oojo deal was found by Cheapflights users on 11/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/255:59 pmDCA - ICN
1 stop21h 31mAsiana Airlines
Fri 1/104:50 pmICN - DCA
1 stop38h 02mAsiana Airlines
Deal found 11/19$1,769
This Gurufare deal was found by Cheapflights users on 11/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/95:49 pmDCA - ICN
2 stops28h 31mFinnair
Wed 1/811:00 pmICN - DCA
2 stops37h 41mFinnair
Deal found 11/19$1,868
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/62:00 pmDCA - GMP
2 stops31h 20mANA
Sun 12/227:50 pmGMP - DCA
2 stops32h 25mANA
Deal found 11/19$3,661

Find flights from Reagan-National to Seoul within your budget

Customize your flight search to find flights from Reagan-National to Seoul 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 3/8

11:10 am-3:25 pm

2 stops38h 15m

Incheon Intl

Sat 3/15

4:55 pm-10:29 am

2 stops30h 34m

$891

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 12/2

6:32 am-4:45 pm

1 stop20h 13m

Incheon Intl

Tue 12/10

6:50 pm-12:42 am

1 stop19h 52m

$903

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Fri 1/24

6:59 am-10:20 pm

2 stops25h 21m

Seoul Gimpo Intl

Sun 2/2

12:05 pm-10:37 pm

2 stops24h 32m

$981

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 2/20

6:00 am-3:15 pm

2 stops43h 15m

Incheon Intl

Thu 3/6

8:25 am-9:00 pm

3 stops26h 35m

$1,145

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 12/4

6:42 am-12:45 pm

2 stops40h 03m

Incheon Intl

Tue 12/10

3:00 pm-9:29 am

2 stops32h 29m

$1,275

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 5/14

7:45 pm-11:20 am

2 stops26h 35m

Incheon Intl

Thu 5/29

9:50 pm-11:24 pm

2 stops38h 34m

$1,331

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Thu 2/20

6:00 am-6:20 pm

2 stops22h 20m

Seoul Gimpo Intl

Thu 3/6

7:50 am-2:39 pm

2 stops20h 49m

$1,397

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Fri 4/11

2:45 pm-11:05 am

2 stops31h 20m

Seoul Gimpo Intl

Mon 4/21

7:55 pm-3:44 pm

2 stops32h 49m

$1,857

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 12/9

1:01 pm-10:05 pm

3 stops43h 04m

$421

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 2/24

6:00 am-3:15 pm

2 stops43h 15m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 22 results
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Compare providers for flights from Reagan-National to Seoul

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 Reagan-National to Seoul in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 Washington, D.C. Reagan-National Airport-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Seoul 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 Washington, D.C. Reagan-National Airport-Seoul 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 Reagan-National to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Reagan-National 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 Reagan-National to Seoul

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

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Seoul (average of $1,102). Flying from Washington, D.C. Reagan-National Airport to Seoul in June is currently the most expensive (average of $1,708). 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 DCA to SEL?

Find hourly flight availability from Reagan-National to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2024.

One of the essential ways to save on airfare from Washington, D.C. Reagan-National Airport to Seoul is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 28% on airfare.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated November 20, 2024.
See what other customers who have flown with Air Canada, American Airlines and Cathay Pacific from Washington, D.C. to Seoul have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,024 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
833 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very good
1,460 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.3
Very good
476 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Finnair
7.7
Good
1,300 reviews
Korean Air
8.5
Very good
1,024 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Food

8.1

Boarding

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Seoul. 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 Washington, D.C. Reagan-National Airport to Seoul round-trip?

    Our cheapest airline available from Washington, D.C. Reagan-National Airport to Seoul is Air Canada. Our recent data shows that you can find tickets from as low as $891 on this airline. Additional options worth looking into are American Airlines and Cathay Pacific, starting at $903 and $1,275 round-trip. Air Canada is 46% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $461. However, be on the lookout for offers from American Airlines and Cathay Pacific, as they are both options that can get you from Washington, D.C. Reagan-National Airport to Seoul for a low price.

  • Can I find deals for flights from Reagan-National to Seoul that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Seoul?

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

  • Can I find deals for business class flights from Reagan-National to Seoul?

    Yes. Cheapflights offers flight deals from Reagan-National to Seoul 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 Washington, D.C. Reagan-National Airport to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Seoul (average of $1,102). Flying from Washington, D.C. Reagan-National Airport to Seoul in June is currently the most expensive (average of $1,708). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Reagan-National to Seoul

Discover the top 4 airlines that operate flights from Reagan-National to Seoul. 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$875Average$1,413FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$961Average$1,593FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,206Average$2,197FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,527Average$1,991FlexibilityNo cancel feeOn-time81%
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