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Reagan-National

$359+ Cheap flights from Seoul (SEL) to Reagan-National (DCA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — DCA
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Seoul to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Reagan-National (DCA). 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 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$359
(Hanatour)

Popular in

August

Cheapest in

September

Average price

$967
Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. Reagan-National flights.
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From Seoul (SEL) to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 17% potential increase in price ($223 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($75 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Seoul to Reagan-National

Cheapest flights from Seoul to Reagan-National
Explore the most affordable flight options available from Seoul to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This Hanatour deal was found by Cheapflights users on 11/6. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:55 pmICN - DCA
2 stops38h 50mAir Canada
Mon 11/178:40 pmDCA - ICN
2 stops30h 30mAir Canada
Deal found 11/6$359
This Kissandfly.com deal was found by Cheapflights users on 11/6. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:55 pmICN - DCA
2 stops29h 31mAir Canada
Mon 12/89:40 amDCA - ICN
1 stop18h 45mAir Canada
Deal found 11/6$361
This Mytrip deal was found by Cheapflights users on 11/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/46:55 pmICN - DCA
2 stops29h 26mAir Canada
Wed 12/1011:05 amDCA - ICN
2 stops38h 55mAir Canada
Deal found 11/6$416
This Air Canada deal was found by Cheapflights users on 11/6. 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.
Tue 11/116:55 pmICN - DCA
2 stops29h 31mAir Canada
Sat 11/296:50 pmDCA - ICN
2 stops32h 20mAir Canada
Deal found 11/6$426
This Air Canada deal was found by Cheapflights users on 11/6. 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 11/96:55 pmICN - DCA
2 stops28h 00mAir Canada
Wed 11/1211:05 amDCA - ICN
2 stops40h 05mAir Canada
Deal found 11/6$427
This Air Canada deal was found by Cheapflights users on 11/6. 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 11/96:55 pmICN - DCA
2 stops31h 24mAir Canada
Thu 11/1312:55 pmDCA - ICN
2 stops38h 15mAir Canada
Deal found 11/6$460
This Air Canada deal was found by Cheapflights users on 11/5. 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.
Sat 11/86:55 pmICN - DCA
2 stops55h 24mAir Canada
Wed 11/1212:55 pmDCA - ICN
2 stops38h 15mAir Canada
Deal found 11/5$463
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:55 pmICN - DCA
2 stops41h 40mAir Canada
Sat 11/154:10 pmDCA - ICN
2 stops35h 00mAir Canada
Deal found 11/5$467
This WhyPayMore deal was found by Cheapflights users on 11/6. 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.
Sun 12/712:05 pmGMP - DCA
2 stops44h 49mJapan Airlines
Sun 12/145:10 pmDCA - GMP
2 stops38h 55mJapan Airlines
Deal found 11/6$1,423
This YBTour deal was found by Cheapflights users on 11/5. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2012:05 pmGMP - DCA
2 stops38h 46mJapan Airlines
Sat 12/277:00 amDCA - GMP
2 stops45h 20mJapan Airlines
Deal found 11/5$1,435
This Gotogate deal was found by Cheapflights users on 11/6. 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 12/47:50 pmGMP - DCA
2 stops30h 08mANA
Wed 12/102:00 pmDCA - GMP
2 stops31h 20mANA
Deal found 11/6$1,471
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:40 amGMP - DCA
2 stops27h 55mMultiple Airlines
Sat 12/276:00 amDCA - GMP
3 stops26h 30mMultiple Airlines
Deal found 11/5$1,942

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul to Reagan-National 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 November 6, 2025.
Use the filters below to find and compare flights from Seoul to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Seoul

Fly to

Reagan-National

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 2/11

7:15 pm-10:19 am

2 stops29h 04m

Washington, D.C. Reagan-National

Wed 2/25

6:30 am-4:45 pm

1 stop20h 15m

$475

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 2/19

6:50 pm-2:54 pm

1 stop34h 04m

Washington, D.C. Reagan-National

Mon 2/23

10:16 pm-4:45 pm

2 stops28h 29m

$475

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 2/11

7:15 pm-7:57 am

2 stops26h 42m

Washington, D.C. Reagan-National

Mon 2/23

7:59 pm-4:45 pm

2 stops30h 46m

$475

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 2/19

12:45 pm-9:36 pm

1 stop22h 51m

Washington, D.C. Reagan-National

Mon 2/23

5:50 pm-5:40 am

1 stop21h 50m

$497

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 2/10

12:45 pm-4:52 pm

1 stop18h 07m

Washington, D.C. Reagan-National

Tue 2/24

3:30 pm-5:40 am

2 stops24h 10m

$498

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 2/10

12:45 pm-4:52 pm

1 stop18h 07m

Washington, D.C. Reagan-National

Mon 2/23

3:30 pm-5:40 am

2 stops24h 10m

$498

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 2/10

12:45 pm-4:52 pm

1 stop18h 07m

Washington, D.C. Reagan-National

Sun 2/22

2:45 pm-5:40 am

2 stops24h 55m

$498

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Sat 2/14

6:50 pm-11:00 pm

1 stop18h 10m

Washington, D.C. Reagan-National

Sun 2/22

8:56 pm-4:45 pm

2 stops29h 49m

$741

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 2/10

12:45 pm-4:52 pm

1 stop18h 07m

Washington, D.C. Reagan-National

Sat 2/21

5:50 pm-5:40 am

1 stop21h 50m

$742

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 12/24

12:45 pm-4:57 pm

1 stop18h 12m

Washington, D.C. Reagan-National

Mon 2/23

5:50 pm-5:40 am

1 stop21h 50m

$842

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 42 results
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Compare providers for flights from Seoul to Reagan-National

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 Reagan-National in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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. Reagan-National Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Seoul-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Seoul-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Washington, D.C. Reagan-National Airport flights, Cheapflights users trust eDreams the most. eDreams 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. Reagan-National Airport 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 Reagan-National

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

Cheapflights Insights

Everything you need to know about your flight from Seoul to Washington, D.C. Reagan-National Airport

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

Currently, October is the cheapest month in which you can book a flight from Seoul to Washington, D.C. Reagan-National Airport (average of $412). Flying from Seoul to Washington, D.C. Reagan-National Airport in November is currently the most expensive (average of $1,467). 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.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated November 6, 2025.
See what other customers who have flown with Air Canada from Seoul to Washington, D.C. Reagan-National Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,416 reviews

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2024

YVR - LAX

Seamless in all ways..arriving 25 minutes early into Los Angeles was outstanding
Air Canada
7.1
Good
10,416 reviews
Air Canada
7.1
Good
10,416 reviews

Entertainment

6.8

Comfort

7.1

Boarding

7.3

Food

6.3

Crew

7.8

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2024

YVR - LAX

Seamless in all ways..arriving 25 minutes early into Los Angeles was outstanding

Related info for your journey

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

  • How long is the flight from Seoul to Washington, D.C. Reagan-National Airport?

    Departing from Seoul to Washington, D.C. Reagan-National Airport will take you 22h 51m. The distance from Seoul to Washington, D.C. Reagan-National Airport is about 6953 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Seoul to Washington, D.C. Reagan-National Airport round-trip?

    Our cheapest airline available from Seoul to Washington, D.C. Reagan-National Airport is Air Canada. Our recent data shows that you can find tickets from as low as $688 on this airline.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $553. However, be on the lookout for offers from Japan Airlines and EVA Air, as they are both options that can get you from Seoul to Washington, D.C. Reagan-National Airport for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seoul to Reagan-National 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. Reagan-National Airport?

    Currently, October is the cheapest month in which you can book a flight from Seoul to Washington, D.C. Reagan-National Airport (average of $412). Flying from Seoul to Washington, D.C. Reagan-National Airport in November is currently the most expensive (average of $1,467). 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

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Alexandria
Tysons
Woodbridge
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Linthicum Heights
Manassas
Laurel
Towson
National Harbor
Waldorf
Bowie
Largo
McLean

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Alternative routes for Seoul to Reagan-National

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

Top airline flying from Seoul to Reagan-National

Discover the top airline that operate flights from Seoul to Reagan-National. 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$688Average$981FlexibilityNo cancel feeOn-time67%

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