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Reagan-National

$497+ Cheap flights from London (LON) to Reagan-National (DCA)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
LON — DCA
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Cheapflights Tip: The best prices from London to Washington, D.C. Reagan-National are usually found in February or September, booked 63 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from London to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 October 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$550
(TravelUp)

One-way from

$497
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$777
Provider with most accurate pricing for London (LON)-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for London (LON)-Washington, D.C. Reagan-National flights.
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From London (LON) to Washington, D.C. Reagan-National
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One-way flight from London (LON) to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 0% potential increase in price ($0 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from London to Reagan-National

Cheapest flights from London to Reagan-National
Explore the most affordable flight options available from London to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This TravelUp deal was found by Cheapflights users on 10/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:25 amLHR - DCA
1 stop20h 33mJetBlue
Tue 12/93:40 pmDCA - LHR
1 stop10h 15mJetBlue
Deal found 10/30$550
This TravelUp deal was found by Cheapflights users on 10/29. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:05 amLHR - DCA
1 stop11h 31mJetBlue
Mon 12/16:15 amDCA - LHR
1 stop9h 30mJetBlue
Deal found 10/29$562
This TravelUp deal was found by Cheapflights users on 10/29. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:25 amLHR - DCA
1 stop20h 33mJetBlue
Sun 12/76:59 pmDCA - LHR
1 stop30h 56mJetBlue
Deal found 10/29$568
This The Travel House deal was found by Cheapflights users on 10/30. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:20 amLHR - DCA
1 stop11h 40mIcelandair
Sun 12/148:49 pmDCA - LHR
1 stop29h 06mIcelandair
Deal found 10/30$570
This TravelUp deal was found by Cheapflights users on 10/29. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2612:20 pmLHR - DCA
1 stop31h 39mJetBlue
Wed 12/36:00 amDCA - LHR
1 stop10h 40mJetBlue
Deal found 10/29$580
This JetBlue deal was found by Cheapflights users on 10/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/39:20 amLHR - DCA
1 stop16h 43mJetBlue
Wed 12/109:45 amDCA - LHR
1 stop16h 10mJetBlue
Deal found 10/28$591
This JetBlue deal was found by Cheapflights users on 10/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:05 amLHR - DCA
1 stop11h 54mJetBlue
Wed 12/106:00 amDCA - LHR
1 stop10h 40mJetBlue
Deal found 10/29$600
This TravelUp deal was found by Cheapflights users on 10/29. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:20 amLHR - DCA
1 stop11h 40mJetBlue
Mon 12/83:40 pmDCA - LHR
1 stop10h 15mJetBlue
Deal found 10/29$603
This JetBlue deal was found by Cheapflights users on 10/30. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/178:05 amLHR - DCA
1 stop11h 31mJetBlue
Mon 11/246:15 amDCA - LHR
1 stop9h 30mJetBlue
Deal found 10/30$607
This TravelUp deal was found by Cheapflights users on 10/30. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2112:20 pmLHR - DCA
1 stop15h 39mJetBlue
Tue 11/256:15 amDCA - LHR
1 stop10h 25mJetBlue
Deal found 10/30$609
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/1411:20 amLGW - DCA
2 stops17h 24mAmerican Airlines
Sun 12/2110:20 amDCA - LGW
2 stops16h 10mAmerican Airlines
Deal found 10/30$656
This Mytrip deal was found by Cheapflights users on 10/29. 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.
Tue 11/259:40 pmLGW - DCA
2 stops25h 25mMultiple Airlines
Tue 12/912:55 pmDCA - LGW
3 stops20h 05mMultiple Airlines
Deal found 10/29$665

Cheapflights Fare Finder

 
Customize your flight search to find flights from London 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 October 31, 2025.
Use the filters below to find and compare flights from London to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

London

Fly to

Reagan-National

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 1/20

9:20 am-9:51 pm

1 stop17h 31m

Washington, D.C. Reagan-National

Tue 2/3

1:00 pm-6:55 am

1 stop12h 55m

$587

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 12/3

9:20 am-9:03 pm

1 stop16h 43m

Washington, D.C. Reagan-National

Wed 12/10

9:45 am-6:55 am

1 stop16h 10m

$591

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 11/24

8:05 am-2:59 pm

1 stop11h 54m

Washington, D.C. Reagan-National

Tue 12/9

6:00 am-9:40 pm

1 stop10h 40m

$600

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 4/15

8:25 am-3:59 pm

1 stop12h 34m

Washington, D.C. Reagan-National

Wed 4/29

3:59 pm-6:30 am

1 stop9h 31m

$616

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 11/20

7:25 am-2:59 pm

1 stop12h 34m

Washington, D.C. Reagan-National

Mon 12/1

6:15 am-8:45 pm

1 stop9h 30m

$636

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 11/21

8:05 am-2:59 pm

1 stop11h 54m

Washington, D.C. Reagan-National

Wed 12/3

6:00 am-9:40 pm

1 stop10h 40m

$640

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Sun 12/14

11:20 am-11:44 pm

2 stops17h 24m

Washington, D.C. Reagan-National

Sun 12/21

10:20 am-7:30 am

2 stops16h 10m

$656

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 11/25

9:40 pm-6:05 pm

2 stops25h 25m

Washington, D.C. Reagan-National

Tue 12/9

12:55 pm-2:00 pm

3 stops20h 05m

$665

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Mon 12/15

1:05 pm-7:46 pm

1 stop11h 41m

Washington, D.C. Reagan-National

Wed 12/31

2:25 pm-6:50 am

1 stop11h 25m

$673

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 2/12

9:20 am-4:04 pm

1 stop11h 44m

Washington, D.C. Reagan-National

Sun 2/15

11:50 am-6:55 am

1 stop14h 05m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 60 results
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  • Most accurate provider: When it comes to deals on London-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-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 London-Washington, D.C. Reagan-National Airport 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 London-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 London to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from London 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 London to Washington, D.C. Reagan-National Airport

How far ahead should I book a flight from London to Washington, D.C. Reagan-National Airport?

Use this chart to determine the optimal time to book a round-trip flight from London to Reagan-National. Price data was last updated on October 24, 2025.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of $465). Flying from London to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of $684). 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.

Related info for your journey

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

    JetBlue, American Airlines, and Icelandair can get you from London to Washington, D.C. Reagan-National Airport in just under 17h 24m. Your travel time can differ by up to 6h 42m. London and Washington, D.C. Reagan-National Airport are separated by a distance of 3670 mi. This flight may include one or multiple stops.

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

    $505 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on British Airways and Iberia, with prices starting from $542 and $568, respectively.

  • What are the most popular routes from London to Washington, D.C. Reagan-National Airport?

    The most popular flight routes from London to Washington, D.C. Reagan-National Airport are London Heathrow - Washington, D.C. Reagan-National, London Gatwick - Washington, D.C. Reagan-National and London City - Washington, D.C. Reagan-National.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of $465). Flying from London to Washington, D.C. Reagan-National Airport in July is currently the most expensive (average of $684). 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
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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