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Cheap flights from London to Washington, D.C. Reagan-National Airport from £335

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — DCA
23 Aug — 30 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Reagan-National

Enter your travel dates to find the best prices.

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 24 July 2026.

Wed 11/1106:50
LHR
-
DCA
2 stops13h 34m
Air Canada
Thu 19/1112:55
DCA
-
LHR
1 stop15h 25m
Air Canada
Deal found 22/7£440
Fri 23/1018:00
LHR
-
DCA
1 stop20h 59m
United Airlines
Sat 24/1018:55
DCA
-
LHR
1 stop31h 35m
United Airlines
Deal found 23/7£449
Mon 3/808:00
LHR
-
DCA
1 stop12h 52m
United Airlines
Tue 11/813:04
DCA
-
LHR
1 stop14h 56m
United Airlines
Deal found 24/7£455
Sun 22/1106:00
LHR
-
DCA
2 stops20h 59m
Air Canada
Sun 29/1106:00
DCA
-
LHR
1 stop20h 10m
Air Canada
Deal found 22/7£458
Thu 29/1009:00
LHR
-
DCA
2 stops17h 38m
Air Canada
Tue 10/1116:00
DCA
-
LHR
1 stop10h 10m
Air Canada
Deal found 23/7£460
Wed 7/1008:40
LHR
-
DCA
2 stops16h 20m
Air Canada
Tue 13/1012:40
DCA
-
LHR
2 stops16h 20m
Air Canada
Deal found 23/7£461
Thu 20/814:05
LHR
-
DCA
1 stop12h 43m
Air Canada
Wed 26/816:20
DCA
-
LHR
1 stop12h 40m
Air Canada
Deal found 21/7£465
Thu 19/1109:00
LHR
-
DCA
2 stops15h 58m
Air Canada
Sun 29/1116:00
DCA
-
LHR
2 stops14h 20m
Air Canada
Deal found 22/7£467
Tue 1/912:20
LGW
-
DCA
1 stop14h 30m
JetBlue
Fri 4/912:59
DCA
-
LGW
1 stop15h 36m
JetBlue
Deal found 23/7£479
Thu 29/1010:00
LGW
-
DCA
2 stops27h 10m
Virgin Atlantic
Tue 10/1112:05
DCA
-
LGW
2 stops15h 55m
Virgin Atlantic
Deal found 23/7£480
Thu 3/912:20
LGW
-
DCA
1 stop24h 38m
JetBlue
Mon 7/911:00
DCA
-
LGW
1 stop17h 35m
JetBlue
Deal found 21/7£481
Wed 14/1010:25
LGW
-
DCA
2 stops17h 30m
Virgin Atlantic
Wed 28/1013:20
DCA
-
LGW
2 stops15h 40m
Virgin Atlantic
Deal found 23/7£482

Find 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 24 July 2026.

Round-trip from

£440

One-way from

£335

Popular in

October

Cheapest in

February

Average price

£540
Air Canada
  • Air Canada
  • 11/11-19/11
  • 3 total stops
  • 28h 59m total
  • London to Washington, D.C.
Search Deals
JetBlue
  • JetBlue
  • 26/8
  • 1 total stop
  • 11h 45m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 24 July 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 23/9

09:30-15:40

1 stop11h 10m

Washington, D.C. Reagan-National

Sun 27/9

19:10-11:55

1 stop11h 45m

£481

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 20/8

09:30-12:00

1 stop31h 30m

Washington, D.C. Reagan-National

Thu 27/8

14:59-09:20

1 stop13h 21m

£497

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 6/9

09:30-15:38

1 stop11h 08m

Washington, D.C. Reagan-National

Fri 25/9

06:00-21:25

1 stop10h 25m

£499

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 2/9

15:00-21:51

1 stop11h 51m

Washington, D.C. Reagan-National

Sun 6/9

06:00-21:40

1 stop10h 40m

£502

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 22/8

14:10-22:52

1 stop13h 42m

Washington, D.C. Reagan-National

Thu 3/9

06:00-20:40

1 stop9h 40m

£502

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 24/9

16:35-23:10

1 stop11h 35m

Washington, D.C. Reagan-National

Sun 27/9

06:00-21:40

1 stop10h 40m

£503

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 6/9

15:00-21:51

1 stop11h 51m

Washington, D.C. Reagan-National

Fri 25/9

06:00-21:40

1 stop10h 40m

£504

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Wed 2/9

12:20-19:09

1 stop11h 49m

Washington, D.C. Reagan-National

Sun 6/9

16:59-09:35

1 stop11h 36m

£505
Fastest return journey

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 6/1

12:55-18:54

1 stop10h 59m

Washington, D.C. Reagan-National

Wed 20/1

17:45-09:15

1 stop10h 30m

£508

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 22/8

09:15-15:58

1 stop11h 43m

Washington, D.C. Reagan-National

Sun 20/9

18:23-09:10

1 stop9h 47m

£515

Flights are sorted by cheapest return flights first.

Deals found on 20/7

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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 return 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

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

Currently, February is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of £434). Flying from London to Washington, D.C. Reagan-National Airport in October is currently the most expensive (average of £641). 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.

How much does it cost for a return flight from London to Washington, D.C. Reagan-National Airport?

Airfare is below average for this route at the moment.
London to Washington, D.C. Reagan-National Airport flights typically cost between £523 and £674 in November.
The cheapest return price found within the last 5 days was £440 on Air Canada (11 Nov–19 Nov).

What’s the top stopover airport for flights from London to Washington, D.C. Reagan-National Airport?

Share of one-stop return flights from London to Washington, D.C. Reagan-National Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

New York (JFK) – chosen by Cheapflights users on 35% of one-stop itineraries from London to Washington, D.C. Reagan-National Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London to Washington, D.C. Reagan-National Airport?

Average return fare for one-stop flights from London to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Philadelphia (PHL) is the most affordable one-stop option, with an average return flight price of £416.

What’s the fastest stopover option from London to Washington, D.C. Reagan-National Airport?

Shortest average travel time for one-stop one-way flights from London to Washington, D.C. Reagan-National Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for one-stop routes: 10h 57m.

Which airport typically offers the quickest stopover for flights from London to Washington, D.C. Reagan-National Airport?

Average stopover duration for one-stop one-way flights from London to Washington, D.C. Reagan-National Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 12m.

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 24 July 2026.
Check out reviews from past customers who have flown with Virgin Atlantic,American Airlines, andJetBlue from London to Washington, D.C. Reagan-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
694 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.1
Good
11,838 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
JetBlue
7.1
Good
3,021 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,129 reviews
Virgin Atlantic
7.5
Good
694 reviews
Check prices

Entertainment

7.5

Boarding

7.7

Food

6.9

Comfort

7.3

Overall

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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?

    Airlines like United Airlines, British Airways, and JetBlue fly from London to Washington, D.C. Reagan-National Airport in about 11h 10m. The time it takes to get you to your destination can typically vary by up to 41m. Airlines will cover a distance of 3652 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from London to Washington, D.C. Reagan-National Airport round-trip?

    British Airways, at £418, was found to be the cheapest airline from London to Washington, D.C. Reagan-National Airport.Alternate airlines flying return to your destination include United Airlines and Virgin Atlantic. British Airways is 21% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The most popular route from London to Washington, D.C. Reagan-National Airport is London Heathrow - Washington, D.C. Reagan-National. You may also consider London Gatwick - Washington, D.C. Reagan-National or 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 holiday 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, February is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of £434). Flying from London to Washington, D.C. Reagan-National Airport in October is currently the most expensive (average of £641). 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

Travelling 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
Silver Spring
Gaithersburg
Oxon Hill
Hanover
Woodbridge
Alexandria

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Dulles Intl flights
Heathrow to Baltimore flights
Heathrow to Reagan-National flights
Gatwick to Dulles Intl flights
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Luton to Dulles Intl flights
Gatwick to Reagan-National flights
Gatwick to Baltimore flights
Edinburgh to Dulles Intl flights
Manchester to Dulles Intl flights
Manchester to Baltimore flights
Manchester to Reagan-National flights
Edinburgh to Baltimore flights
Edinburgh to Reagan-National flights
London City to Baltimore flights
Birmingham to Reagan-National flights
Birmingham to Dulles Intl flights
Luton to Baltimore flights
London City to Reagan-National flights
Birmingham to Baltimore flights
Southampton to Baltimore flights
Leeds to Dulles Intl flights
Stansted to Baltimore flights
Southampton to Dulles Intl flights
Newquay to Baltimore flights
Leeds to Baltimore flights
Newcastle upon Tyne to Dulles Intl flights
Newcastle upon Tyne to Baltimore flights
Newcastle upon Tyne to Reagan-National flights
Liverpool to Baltimore flights
Bristol to Dulles Intl flights
Southampton to Reagan-National flights
Exeter to Dulles Intl flights
Leeds to Reagan-National flights
Southend to Dulles Intl flights
Grimsby to Reagan-National flights
Bristol to Baltimore flights
Norwich to Baltimore flights
Norwich to Reagan-National flights
Norwich to Dulles Intl flights
Bristol to Reagan-National flights
East Midlands to Baltimore flights
Grimsby to Baltimore flights
Doncaster to Baltimore flights
Grimsby to Dulles Intl flights
Doncaster to Dulles Intl flights

Top 5 airlines flying from London to Reagan-National

Discover the top 5 airlines that operate flights from London 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 858,174 searches. Data last updated 24 July 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£418Average£495FlexibilityNo cancel feeOn-time70%
Search British Airways flights
United AirlinesCheapest£422Average£542FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AtlanticCheapest£438Average£532FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£439Average£550FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
American AirlinesCheapest£547Average£586FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Reagan-National?

Deals for London to Reagan-National flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Reagan-National?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Reagan-National for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Reagan-National with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Reagan-National flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from London to Reagan-National become cheaper?

Not ready to book yet? You can track prices for flights from London to Reagan-National on Cheapflights with our Price Alert feature and get notified when better prices are available.

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