What is the cheapest airline that flies from London to Washington, D.C. Reagan-National?

JetBlue and British Airways are the most popular carriers operating from London to Washington, D.C. Reagan-National

Which stopover airport has the shortest connection time from London to Washington, D.C. Reagan-National Airport?

Newark (EWR) has the shortest average stopover time for this route: 1h 35m.

Which stopover airport offers the lowest fares from London to Washington, D.C. Reagan-National Airport?

Flights via Philadelphia (PHL) offer the lowest average return price of £476.

Which airlines fly to Washington, D.C. Reagan-National Airport?

British Airways, Virgin Atlantic and American Airlines are the top three most popular airlines that fly to Washington, D.C. Reagan-National Airport from London according to our data. British Airways is the first choice among our users, with 31% of people opting to fly with this airline when travelling to Washington, D.C. Reagan-National Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Reagan-National Airport on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular for stopovers for flights between London and Washington, D.C. Reagan-National Airport?

Newark (EWR) was the most common stop: 60% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport has the shortest travel time from London to Washington, D.C. Reagan-National Airport?

Flights connecting via Newark (EWR) have the shortest average one-way travel time: 10h 54m.

How many operators does momondo search for flights from London to Washington, D.C. Reagan-National Airport?

There are 5 operators available for flights from London to Washington, D.C. Reagan-National Airport as of August 2026.

How old do you have to be to fly from London to Washington, D.C. Reagan-National Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Washington, D.C. Reagan-National Airport.

What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£330 Cheap Flights from London to Washington, D.C. Reagan-National Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to Washington, D.C.

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:00 - 21:59

LHR

DCA

20h 59m

2 stops

12:55 - 07:10

DCA

LHR

37h 15m

2 stops

£441Air Canada

Sun, 22 Nov - Sun, 29 Nov

06:00 - 21:59

LHR

DCA

20h 59m

2 stops

06:00 - 07:10

DCA

LHR

20h 10m

1 stop

£441Air Canada

Sun, 22 Nov - Sun, 29 Nov

11:40 - 17:55

LHR

DCA

11h 15m

1 stop

17:45 - 08:10

DCA

LHR

9h 25m

1 stop

£444British Airways

Fri, 11 Dec - Fri, 22 Jan

12:55 - 19:19

LHR

DCA

11h 24m

1 stop

17:10 - 07:50

DCA

LHR

9h 40m

1 stop

£445British Airways

Wed, 11 Nov - Sun, 15 Nov

09:30 - 19:39

LHR

DCA

15h 09m

2 stops

14:59 - 05:55

DCA

LHR

9h 56m

1 stop

£450United Airlines

Wed, 9 Sep - Wed, 16 Sep

07:25 - 18:15

LHR

DCA

15h 50m

2 stops

11:30 - 07:15

DCA

LHR

14h 45m

1 stop

£450United Airlines

Thu, 10 Sep - Wed, 16 Sep

19:45 - 16:59

LHR

DCA

26h 14m

2 stops

19:45 - 13:15

DCA

LHR

12h 30m

1 stop

£464Virgin Atlantic

Sun, 30 Aug - Sun, 6 Sep

16:05 - 16:59

LHR

DCA

29h 54m

2 stops

06:10 - 20:10

DCA

LHR

9h 00m

1 stop

£468Virgin Atlantic

Sat, 5 Sep - Sat, 19 Sep

12:20 - 19:09

LGW

DCA

11h 49m

1 stop

14:25 - 09:35

DCA

LGW

14h 10m

1 stop

£470JetBlue

Thu, 3 Sep - Mon, 7 Sep

12:20 - 10:10

LGW

DCA

26h 50m

1 stop

14:25 - 09:35

DCA

LGW

14h 10m

1 stop

£473JetBlue

Thu, 3 Sep - Mon, 7 Sep

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British Airways flights from London to Washington, D.C. Reagan-National Airport

Our best British Airways deals on London to Washington, D.C. Reagan-National Airport flight tickets

British Airways

11 Nov

LHR12:55London Heathrow

11h 24m

1 stop

DCA19:19Washington, D.C. Reagan-National

15 Nov

DCA17:10Washington, D.C. Reagan-National

9h 40m

1 stop

LHR07:50London Heathrow

£445

British Airways

1 Oct

LHR17:25London Heathrow

10h 45m

1 stop

DCA23:10Washington, D.C. Reagan-National

6 Oct

DCA17:55Washington, D.C. Reagan-National

9h 35m

1 stop

LHR08:30London Heathrow

£446

British Airways

3 Oct

LHR16:35London Heathrow

11h 24m

1 stop

DCA22:59Washington, D.C. Reagan-National

8 Oct

DCA06:00Washington, D.C. Reagan-National

10h 40m

1 stop

LHR21:40London Heathrow

£447

United Airlines flights from London to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on London to Washington, D.C. Reagan-National Airport flight tickets

United Airlines

9 Sept

LHR09:30London Heathrow

15h 09m

2 stops

DCA19:39Washington, D.C. Reagan-National

16 Sept

DCA14:59Washington, D.C. Reagan-National

9h 56m

1 stop

LHR05:55London Heathrow

£450

United Airlines

10 Sept

LHR07:25London Heathrow

15h 50m

2 stops

DCA18:15Washington, D.C. Reagan-National

16 Sept

DCA11:30Washington, D.C. Reagan-National

14h 45m

1 stop

LHR07:15London Heathrow

£450

United Airlines

5 Aug

LHR08:00London Heathrow

14h 12m

1 stop

DCA17:12Washington, D.C. Reagan-National

11 Aug

DCA14:59Washington, D.C. Reagan-National

9h 56m

1 stop

LHR05:55London Heathrow

£455

momondo Fare Finder

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

Sun 22/11

06:00-21:59

2 stops20h 59m

Washington, D.C. Reagan-National

Sun 29/11

12:55-07:10

2 stops37h 15m

£441

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 22/11

06:00-21:59

2 stops20h 59m

Washington, D.C. Reagan-National

Sun 29/11

06:00-07:10

1 stop20h 10m

£441

Fastest return journey

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 11/12

11:40-17:55

1 stop11h 15m

Washington, D.C. Reagan-National

Fri 22/1

17:45-08:10

1 stop9h 25m

£444

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 11/11

12:55-19:19

1 stop11h 24m

Washington, D.C. Reagan-National

Sun 15/11

17:10-07:50

1 stop9h 40m

£445

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 9/9

09:30-19:39

2 stops15h 09m

Washington, D.C. Reagan-National

Wed 16/9

14:59-05:55

1 stop9h 56m

£450

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 10/9

07:25-18:15

2 stops15h 50m

Washington, D.C. Reagan-National

Wed 16/9

11:30-07:15

1 stop14h 45m

£450

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sun 30/8

19:45-16:59

2 stops26h 14m

Washington, D.C. Reagan-National

Sun 6/9

19:45-13:15

1 stop12h 30m

£464

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Sat 5/9

16:05-16:59

2 stops29h 54m

Washington, D.C. Reagan-National

Sat 19/9

06:10-20:10

1 stop9h 00m

£468

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 3/9

12:20-19:09

1 stop11h 49m

Washington, D.C. Reagan-National

Mon 7/9

14:25-09:35

1 stop14h 10m

£470

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 3/9

12:20-10:10

1 stop26h 50m

Washington, D.C. Reagan-National

Mon 7/9

14:25-09:35

1 stop14h 10m

£473

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between London and Washington, D.C. Reagan-National Airport?

Prices are currently low for flights on this route.

Typical prices usually range from £516 to £731.
The lowest price recently found on this route was £441.

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of February is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from London, with most prices found around £431. If you aren’t able to travel during the month of February, then book flights to Washington, D.C. Reagan-National Airport from London during January instead. Flights to Washington, D.C. Reagan-National Airport in January, while not as cheap as those in February, still average around £441.

When to book flights from London to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to Washington, D.C. Reagan-National Airport (LON to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Washington, D.C. Reagan-National Airport

Fastest flight time	11h 08m
Direct flights	None

The fastest flight from London to Washington, D.C. Reagan-National Airport takes 11h 08m

There are no direct flights from London to Washington, D.C. Reagan-National Airport. There are no popular flight routes from London to Washington, D.C. Reagan-National Airport.

Search flight deals

Frequently asked questions about flying from London to Washington, D.C. Reagan-National Airport

How far is London to Washington, D.C. Reagan-National by plane?
Washington, D.C. Reagan-National is 3664.8 mi away from London. 11h 08m is a normal flight duration for this route.
When did momondo last update prices for flights from London to Washington, D.C. Reagan-National Airport?
Prices for flights from London to Washington, D.C. Reagan-National Airport were last updated today.
How many operators does momondo search for flights from London to Washington, D.C. Reagan-National Airport?
There are 5 operators available for flights from London to Washington, D.C. Reagan-National Airport as of August 2026.
How old do you have to be to fly from London to Washington, D.C. Reagan-National Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Washington, D.C. Reagan-National Airport.
What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?
The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from London to Washington, D.C. Reagan-National Airport?
Based on momondo bookings for flights between London and Washington, D.C. Reagan-National Airport, the leading airline is British Airways, making up 49% of the total bookings. Other popular airlines include JetBlue with 22%, American Airlines with 16%, and Virgin Atlantic with 13%.

Best airlines flying from London to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from London to Washington, D.C. Reagan-National Airport with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £415	Free Cancellation	Rating 6.7 8,136 reviews	Search British Airways flights
United Airlines	PriceFrom £418	Free Cancellation	Rating 7.4 10,062 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom £434	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
JetBlue	PriceFrom £436	Free Cancellation	Rating 7.1 3,030 reviews	Search JetBlue flights
American Airlines	PriceFrom £543	Free Cancellation	Rating 7.1 11,845 reviews	Search American Airlines flights

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To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from London.

Can I find flights from London to Washington, D.C. with flexible booking policies on momondo?

Flights from London to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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Once all potential London to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from London and alert you when they change.

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Cheap flights from London to Washington, D.C. from £330

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Washington, D.C. departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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British Airways flights from London to Washington, D.C. Reagan-National Airport

Our best British Airways deals on London to Washington, D.C. Reagan-National Airport flight tickets

United Airlines flights from London to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on London to Washington, D.C. Reagan-National Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London to Washington, D.C. Reagan-National Airport that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London to Washington, D.C. Reagan-National Airport

What is the typical price of a round-trip flight between London and Washington, D.C. Reagan-National Airport?

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

What is the cheapest airline that flies from London to Washington, D.C. Reagan-National?

Which airlines fly to Washington, D.C. Reagan-National Airport?

Which airport is the most popular for stopovers for flights between London and Washington, D.C. Reagan-National Airport?

Which stopover airport offers the lowest fares from London to Washington, D.C. Reagan-National Airport?

Which stopover airport has the shortest travel time from London to Washington, D.C. Reagan-National Airport?

Which stopover airport has the shortest connection time from London to Washington, D.C. Reagan-National Airport?

When to book flights from London to Washington, D.C. Reagan-National Airport

Cheap London to Washington, D.C. Reagan-National Airport (LON to DCA) flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from London to Washington, D.C. Reagan-National Airport

Best airlines flying from London to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from London to Washington, D.C. Reagan-National Airport with momondo

Travelling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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