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Cheap flights from the United Kingdom to Washington, D.C. from £230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Washington, D.C. departing on 8/5. 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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0 bags

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Find the cheapest flights from the United Kingdom to Washington, D.C.

Recent return flight deals from the United Kingdom to Washington, D.C.

Enter your travel dates to find the best prices.
JetBlue Logo
12:20 - 22:59
LHR
-
DCA
15h 39m
1 stop
JetBlue Logo
07:30 - 06:55
DCA
-
LHR
18h 25m
1 stop
£412JetBlue
Thu, 12 Feb - Thu, 19 Feb
JetBlue Logo
09:20 - 16:04
LHR
-
DCA
11h 44m
1 stop
JetBlue Logo
10:00 - 06:55
DCA
-
LHR
15h 55m
1 stop
£415JetBlue
Thu, 12 Feb - Mon, 16 Feb
Air Canada Logo
09:00 - 21:56
LHR
-
DCA
16h 56m
2 stops
Air Canada Logo
16:10 - 07:10
DCA
-
LHR
11h 00m
1 stop
£434Air Canada
Wed, 18 Mar - Wed, 25 Mar
Air Canada Logo
09:00 - 21:56
LHR
-
DCA
16h 56m
2 stops
Air Canada Logo
16:10 - 07:10
DCA
-
LHR
11h 00m
1 stop
£434Air Canada
Wed, 11 Mar - Mon, 23 Mar
Icelandair Logo
12:35 - 22:59
GLA
-
DCA
15h 24m
2 stops
Icelandair Logo
06:00 - 09:55
DCA
-
GLA
22h 55m
2 stops
£530Icelandair
Thu, 26 Feb - Tue, 3 Mar
Icelandair Logo
12:35 - 22:59
GLA
-
DCA
15h 24m
2 stops
Icelandair Logo
06:00 - 09:55
DCA
-
GLA
22h 55m
2 stops
£560Icelandair
Thu, 26 Feb - Tue, 3 Mar
British Airways Logo
10:25 - 21:30
EDI
-
DCA
16h 05m
2 stops
British Airways Logo
16:34 - 17:05
DCA
-
EDI
19h 31m
2 stops
£601British Airways
Wed, 18 Feb - Wed, 25 Feb
Virgin Atlantic Logo
13:00 - 10:20
MAN
-
DCA
25h 20m
1 stop
Virgin Atlantic Logo
17:09 - 06:40
DCA
-
MAN
9h 31m
1 stop
£684Virgin Atlantic
Mon, 16 Mar - Mon, 23 Mar
Virgin Atlantic Logo
13:00 - 10:26
MAN
-
DCA
26h 26m
1 stop
Virgin Atlantic Logo
06:14 - 06:40
DCA
-
MAN
20h 26m
1 stop
£694Virgin Atlantic
Mon, 2 Mar - Mon, 9 Mar
British Airways Logo
05:55 - 17:41
ABZ
-
DCA
16h 46m
2 stops
British Airways Logo
16:34 - 12:45
DCA
-
ABZ
15h 11m
2 stops
£747British Airways
Thu, 19 Feb - Mon, 23 Feb

JetBlue flights from United Kingdom to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on United Kingdom to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
12 Feb
LHR12:20London Heathrow
15h 39m
1 stop
DCA22:59Washington, D.C. Reagan-National
19 Feb
DCA07:30Washington, D.C. Reagan-National
18h 25m
1 stop
LHR06:55London Heathrow
£412
JetBlue
12 Feb
LHR09:20London Heathrow
11h 44m
1 stop
DCA16:04Washington, D.C. Reagan-National
16 Feb
DCA10:00Washington, D.C. Reagan-National
15h 55m
1 stop
LHR06:55London Heathrow
£415
JetBlue
12 Feb
LHR09:20London Heathrow
11h 44m
1 stop
DCA16:04Washington, D.C. Reagan-National
19 Feb
DCA14:05Washington, D.C. Reagan-National
11h 50m
1 stop
LHR06:55London Heathrow
£416

Air Canada flights from United Kingdom to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on United Kingdom to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
18 Mar
LHR09:00London Heathrow
16h 56m
2 stops
DCA21:56Washington, D.C. Reagan-National
25 Mar
DCA16:10Washington, D.C. Reagan-National
11h 00m
1 stop
LHR07:10London Heathrow
£434
Air Canada
11 Mar
LHR09:00London Heathrow
16h 56m
2 stops
DCA21:56Washington, D.C. Reagan-National
23 Mar
DCA12:55Washington, D.C. Reagan-National
14h 15m
2 stops
LHR07:10London Heathrow
£434
Air Canada
8 Feb
LHR13:25London Heathrow
13h 31m
1 stop
DCA21:56Washington, D.C. Reagan-National
14 Feb
DCA11:00Washington, D.C. Reagan-National
15h 10m
1 stop
LHR07:10London Heathrow
£435

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Washington, D.C. Reagan-National Airport 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, momondo users made 279,928 searches. Data last updated 3 February 2026.
Use the filters below to find and compare flights from the United Kingdom to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 12/2

12:20-22:59

1 stop15h 39m

Washington, D.C. Reagan-National

Thu 19/2

07:30-06:55

1 stop18h 25m

£412

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Thu 12/2

09:20-16:04

1 stop11h 44m

Washington, D.C. Reagan-National

Mon 16/2

10:00-06:55

1 stop15h 55m

£415

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 18/3

09:00-21:56

2 stops16h 56m

Washington, D.C. Reagan-National

Wed 25/3

16:10-07:10

1 stop11h 00m

£434

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Wed 11/3

09:00-21:56

2 stops16h 56m

Washington, D.C. Reagan-National

Mon 23/3

16:10-07:10

1 stop11h 00m

£434

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Thu 26/2

12:35-22:59

2 stops15h 24m

Washington, D.C. Reagan-National

Tue 3/3

06:00-09:55

2 stops22h 55m

£530

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Thu 26/2

12:35-22:59

2 stops15h 24m

Washington, D.C. Reagan-National

Tue 3/3

06:00-09:55

2 stops22h 55m

£560

EdinburghWashington, D.C.

EDI - DCA

EDIDCA

Edinburgh Turnhouse

Wed 18/2

10:25-21:30

2 stops16h 05m

Washington, D.C. Reagan-National

Wed 25/2

16:34-17:05

2 stops19h 31m

£601

ManchesterWashington, D.C.

MAN - DCA

MANDCA

Manchester

Mon 16/3

13:00-10:20

1 stop25h 20m

Washington, D.C. Reagan-National

Mon 23/3

17:09-06:40

1 stop9h 31m

£684

ManchesterWashington, D.C.

MAN - DCA

MANDCA

Manchester

Mon 2/3

13:00-10:26

1 stop26h 26m

Washington, D.C. Reagan-National

Mon 9/3

06:14-06:40

1 stop20h 26m

£694

AberdeenWashington, D.C.

ABZ - DCA

ABZDCA

Aberdeen Dyce

Thu 19/2

05:55-17:41

2 stops16h 46m

Washington, D.C. Reagan-National

Mon 23/2

16:34-12:45

2 stops15h 11m

£747

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from United Kingdom 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

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 United Kingdom, with most prices found around £409. If you aren’t able to travel during the month of February, then book flights to Washington, D.C. Reagan-National Airport from United Kingdom during November instead. Flights to Washington, D.C. Reagan-National Airport in November, while not as cheap as those in February, still average around £456.

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around £560 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from United Kingdom for as low as £464 on momondo.

Can stopping save me money on United Kingdom to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 56% on your flight if you consider stops on a United Kingdom to Washington, D.C. Reagan-National Airport flight.

Cheap United Kingdom to Washington, D.C. Reagan-National Airport flight deals and tips

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

Fastest flight time

11h 15m

Direct flights

None
The fastest flight from United Kingdom to Washington, D.C. Reagan-National Airport takes 11h 15m
There are no direct flights from United Kingdom to Washington, D.C. Reagan-National Airport. There are no popular flight routes from United Kingdom to Washington, D.C. Reagan-National Airport.
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  • When did momondo last update prices for flights from United Kingdom to Washington, D.C. Reagan-National Airport?

    Prices for flights from United Kingdom to Washington, D.C. Reagan-National Airport are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Washington, D.C. Reagan-National Airport.

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

    The required travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Compare and see reviews for airlines that fly from United Kingdom to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom £412Free CancellationRating
7.4
9,229 reviews
Search United Airlines flights
LufthansaPriceFrom £412Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights
British AirwaysPriceFrom £421Free CancellationRating
6.7
7,711 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £428Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
JetBluePriceFrom £429Free CancellationRating
7.2
2,892 reviews
Search JetBlue flights
FinnairPriceFrom £468Free CancellationRating
7.6
1,357 reviews
Search Finnair flights
Air CanadaPriceFrom £472Free CancellationRating
7.1
10,676 reviews
Search Air Canada flights
American AirlinesPriceFrom £516Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Laurel
College Park
Fairfax
Arlington
Linthicum Heights
Alexandria
Glen Burnie
Lutherville Timonium
Ellicott City
Cambridge
Lexington Park
Westminster
Woodbridge
Bethesda
Rockville
Silver Spring
Owings Mills
Landover
National Harbor

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Washington, D.C.?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Washington, D.C. from United Kingdom on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United Kingdom to Washington, D.C.?

Once all potential United Kingdom 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.

I’m not ready to book a flight from United Kingdom to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from United Kingdom to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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