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Cheap flights from London to Washington, D.C. Reagan-National Airport from £413

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 26/6. Fares are subject to change and may not be available on all flights or dates of travel.
LON — DCA
21 May — 28 May1
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 21 April 2026.

Wed 20/512:00
LHR
-
DCA
1 stop15h 15m
American Airlines
Mon 25/515:20
DCA
-
LHR
1 stop15h 50m
American Airlines
Deal found 21/4£413
Thu 30/409:30
LHR
-
DCA
1 stop11h 54m
United Airlines
Sat 16/515:00
DCA
-
LHR
1 stop11h 15m
United Airlines
Deal found 17/4£414
Wed 1/716:20
LHR
-
DCA
1 stop11h 55m
Delta
Tue 14/712:23
DCA
-
LHR
1 stop13h 47m
Delta
Deal found 19/4£422
Sat 26/914:10
LHR
-
DCA
1 stop26h 50m
United Airlines
Mon 28/906:00
DCA
-
LHR
1 stop10h 35m
United Airlines
Deal found 18/4£424
Wed 27/512:20
LGW
-
DCA
1 stop12h 39m
JetBlue
Mon 1/618:45
DCA
-
LGW
1 stop9h 50m
JetBlue
Deal found 17/4£425
Thu 21/509:40
LHR
-
DCA
1 stop12h 56m
Delta
Sun 24/515:00
DCA
-
LHR
1 stop10h 45m
Delta
Deal found 21/4£432
Mon 29/615:15
LHR
-
DCA
1 stop13h 29m
Delta
Mon 13/713:42
DCA
-
LHR
1 stop11h 43m
Delta
Deal found 19/4£433
Thu 21/509:15
LHR
-
DCA
1 stop15h 45m
American Airlines
Mon 25/514:24
DCA
-
LHR
1 stop11h 56m
American Airlines
Deal found 21/4£435
Fri 15/509:30
LHR
-
DCA
1 stop11h 54m
United Airlines
Sat 23/517:55
DCA
-
LHR
1 stop11h 30m
United Airlines
Deal found 20/4£451
Fri 22/509:15
LHR
-
DCA
1 stop15h 45m
American Airlines
Sun 24/514:35
DCA
-
LHR
1 stop14h 55m
American Airlines
Deal found 21/4£457
Wed 27/512:20
LGW
-
DCA
1 stop12h 39m
JetBlue
Sun 31/517:25
DCA
-
LGW
1 stop11h 10m
JetBlue
Deal found 17/4£458
Sat 2/508:40
LHR
-
DCA
1 stop13h 02m
JetBlue
Sun 3/506:00
DCA
-
LHR
1 stop9h 45m
JetBlue
Deal found 16/4£460

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 21 April 2026.

Round-trip from

£413

One-way from

£413

Popular in

June

Cheapest in

February

Average price

£530
American Airlines
  • American Airlines
  • 20/5-25/5
  • 2 total stops
  • 31h 05m total
  • London to Washington, D.C.
Search Deals
JetBlue
  • JetBlue
  • 26/6
  • 1 total stop
  • 14h 29m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 21 April 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

Sat 26/9

08:40-18:11

2 stops14h 31m

Washington, D.C. Reagan-National

Tue 6/10

12:59-08:50

2 stops14h 51m

£530

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 23/6

10:30-23:00

1 stop17h 30m

Washington, D.C. Reagan-National

Thu 9/7

09:00-06:50

1 stop16h 50m

£536

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 19/5

16:50-23:42

1 stop11h 52m

Washington, D.C. Reagan-National

Tue 26/5

11:00-06:20

1 stop14h 20m

£538

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 5/8

16:20-22:59

1 stop11h 39m

Washington, D.C. Reagan-National

Mon 10/8

17:00-08:50

1 stop10h 50m

£539
Fastest return journey

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 8/5

09:30-15:39

1 stop11h 09m

Washington, D.C. Reagan-National

Sat 16/5

15:00-05:55

1 stop9h 55m

£541

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Tue 16/6

10:30-23:00

1 stop17h 30m

Washington, D.C. Reagan-National

Tue 30/6

09:00-06:35

1 stop16h 35m

£543

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 25/6

13:40-20:58

1 stop12h 18m

Washington, D.C. Reagan-National

Fri 10/7

13:30-06:20

1 stop11h 50m

£544

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 3/7

16:20-23:15

1 stop11h 55m

Washington, D.C. Reagan-National

Sun 12/7

17:00-09:15

1 stop11h 15m

£547

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 14/5

12:30-18:58

1 stop11h 28m

Washington, D.C. Reagan-National

Mon 1/6

18:40-09:50

1 stop10h 10m

£553

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 22/7

09:15-16:13

1 stop11h 58m

Washington, D.C. Reagan-National

Thu 20/8

06:00-21:40

1 stop10h 40m

£561

Flights are sorted by cheapest return flights first.

Deals found on 16/4

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, August is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of £64). Flying from London to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of £477). 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?

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.

Boston (BOS) – chosen by Cheapflights users on 39% 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 £410.

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 Philadelphia (PHL) offer the fastest connection on this route, with an average stopover time of 1h 25m.

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 21 April 2026.
Check out reviews from past customers who have flown with JetBlue,American Airlines, andIcelandair 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.
JetBlue
7.2
Good
2,949 reviews
Check prices

Entertainment

7.2

Boarding

7.3

Food

6.6

Overall

7.2

Comfort

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,949 reviews
JetBlue
7.2
Good
2,949 reviews
Check prices

Entertainment

7.2

Boarding

7.3

Food

6.6

Overall

7.2

Comfort

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
American Airlines
7.1
Good
11,646 reviews
JetBlue
7.2
Good
2,949 reviews
Check prices

Entertainment

7.2

Boarding

7.3

Food

6.6

Overall

7.2

Comfort

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
Icelandair
7.0
Good
637 reviews
JetBlue
7.2
Good
2,949 reviews
Check prices

Entertainment

7.2

Boarding

7.3

Food

6.6

Overall

7.2

Comfort

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
British Airways
6.7
Okay
7,898 reviews
JetBlue
7.2
Good
2,949 reviews
Check prices

Entertainment

7.2

Boarding

7.3

Food

6.6

Overall

7.2

Comfort

7.5

Crew

7.9

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

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 Delta, British Airways, and Virgin Atlantic fly from London to Washington, D.C. Reagan-National Airport in about 11h 52m. The time it takes to get you to your destination can typically vary by up to 5h 38m. 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?

    United Airlines, at £328, was found to be the cheapest airline from London to Washington, D.C. Reagan-National Airport.Alternate airlines flying return to your destination include Air Canada and JetBlue. United Airlines is 40% 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, August is the cheapest month in which you can book a flight from London to Washington, D.C. Reagan-National Airport (average of £64). Flying from London to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of £477). 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
Hanover
Oxon Hill
Gaithersburg
Woodbridge
Arlington
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
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Heathrow to Reagan-National flights
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Manchester to Dulles Intl flights
Manchester to Baltimore flights
Luton to Baltimore flights
Manchester to Reagan-National flights
Stansted to Baltimore flights
London City to Baltimore flights
Edinburgh to Baltimore flights
Edinburgh to Reagan-National flights
Birmingham to Dulles Intl flights
Leeds to Dulles Intl flights
Newcastle upon Tyne to Dulles Intl flights
Birmingham to Baltimore flights
Birmingham to Reagan-National flights
Southampton to Dulles Intl flights
Newcastle upon Tyne to Baltimore flights
London City to Reagan-National flights
Leeds to Baltimore flights
Southampton to Baltimore flights
Liverpool to Baltimore flights
Newcastle upon Tyne to Reagan-National flights
Bristol to Dulles Intl flights
Norwich to Baltimore flights
Norwich to Reagan-National flights
Norwich to Dulles Intl flights
Southend to Dulles Intl flights
Grimsby to Dulles Intl flights
Grimsby to Reagan-National flights
Grimsby to Baltimore flights
Leeds to Reagan-National flights
Bristol to Baltimore flights
Southampton to Reagan-National flights
Bristol to Reagan-National flights
East Midlands to Baltimore flights
Doncaster to Dulles Intl flights
Doncaster to Baltimore flights
Newquay to Baltimore flights
Exeter to Dulles Intl flights

Top 6 airlines flying from London to Reagan-National

Discover the top 6 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 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£328Average£500FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest£396Average£574FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£411Average£613FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£426Average£536FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£433Average£499FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
American AirlinesCheapest£522Average£579FlexibilityNo 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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