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Cheap flights from the United Kingdom to Washington, D.C. from £326

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 6/3. 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.
Finnair Logo
10:20 - 22:03
LHR
-
DCA
16h 43m2 stops
Finnair Logo
17:45 - 17:00
DCA
-
LHR
18h 15m2 stops
£464Finnair
Tue, 20 Jan - Mon, 2 Feb
Finnair Logo
10:20 - 22:33
LHR
-
DCA
17h 13m2 stops
Finnair Logo
17:49 - 21:40
DCA
-
LHR
22h 51m1 stop
£466Finnair
Tue, 21 Apr - Tue, 28 Apr
JetBlue Logo
09:20 - 16:04
LHR
-
DCA
11h 44m1 stop
JetBlue Logo
06:00 - 20:45
DCA
-
LHR
9h 45m1 stop
£467JetBlue
Tue, 24 Feb - Fri, 6 Mar
JetBlue Logo
09:20 - 16:19
LHR
-
DCA
11h 59m1 stop
JetBlue Logo
11:55 - 06:55
DCA
-
LHR
14h 00m1 stop
£468JetBlue
Fri, 30 Jan - Tue, 3 Feb
British Airways Logo
07:50 - 21:30
LCY
-
DCA
18h 40m2 stops
British Airways Logo
13:35 - 08:50
DCA
-
LCY
14h 15m2 stops
£543British Airways
Thu, 29 Jan - Thu, 5 Feb
American Airlines Logo
06:35 - 16:50
GLA
-
DCA
15h 15m2 stops
American Airlines Logo
16:43 - 10:45
DCA
-
GLA
13h 02m2 stops
£606American Airlines
Fri, 30 Jan - Fri, 6 Feb
British Airways Logo
08:15 - 20:16
GLA
-
DCA
17h 01m2 stops
British Airways Logo
16:43 - 10:45
DCA
-
GLA
13h 02m2 stops
£642British Airways
Fri, 26 Dec - Wed, 28 Jan
United Airlines Logo
09:25 - 17:31
EDI
-
DCA
13h 06m1 stop
United Airlines Logo
16:15 - 07:55
DCA
-
EDI
10h 40m1 stop
£703United Airlines
Mon, 19 Jan - Mon, 2 Feb
American Airlines Logo
09:35 - 19:02
GLA
-
DCA
14h 27m2 stops
American Airlines Logo
16:35 - 09:30
DCA
-
GLA
11h 55m2 stops
£721American Airlines
Sat, 28 Feb - Thu, 5 Mar
United Airlines Logo
09:25 - 16:34
EDI
-
DCA
12h 09m1 stop
United Airlines Logo
15:15 - 07:55
DCA
-
EDI
11h 40m1 stop
£730United Airlines
Thu, 22 Jan - Mon, 26 Jan

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

Our best Delta deals on United Kingdom to Washington, D.C. Reagan-National Airport flight tickets
Delta
13 Jan
EDI05:50Edinburgh Turnhouse
21h 21m
2 stops
DCA22:11Washington, D.C. Reagan-National
20 Jan
DCA11:10Washington, D.C. Reagan-National
18h 30m
2 stops
EDI10:40Edinburgh Turnhouse
£686
Find similar
Delta
20 Jan
MAN13:30Manchester
15h 02m
1 stop
DCA23:32Washington, D.C. Reagan-National
27 Jan
DCA12:55Washington, D.C. Reagan-National
16h 15m
2 stops
MAN10:10Manchester
£719
Find similar
Delta
20 Jan
MAN13:30Manchester
13h 04m
1 stop
DCA21:34Washington, D.C. Reagan-National
27 Jan
DCA18:00Washington, D.C. Reagan-National
11h 30m
1 stop
MAN10:30Manchester
£722
Find similar

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
24 Feb
LHR09:20London Heathrow
13h 29m
1 stop
DCA17:49Washington, D.C. Reagan-National
1 Mar
DCA14:05Washington, D.C. Reagan-National
11h 50m
1 stop
LHR06:55London Heathrow
£467
Find similar
JetBlue
24 Jan
LHR09:20London Heathrow
12h 44m
1 stop
DCA17:04Washington, D.C. Reagan-National
14 Feb
DCA06:00Washington, D.C. Reagan-National
11h 00m
1 stop
LHR22:00London Heathrow
£468
Find similar
JetBlue
19 Mar
LHR07:25London Heathrow
19h 34m
1 stop
DCA22:59Washington, D.C. Reagan-National
27 Mar
DCA20:35Washington, D.C. Reagan-National
28h 20m
1 stop
LHR04:55London Heathrow
£472
Find similar

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 16 December 2025.
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

Tue 20/1

10:20-22:03

2 stops16h 43m

Washington, D.C. Reagan-National

Mon 2/2

17:45-17:00

2 stops18h 15m

£464

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 21/4

10:20-22:33

2 stops17h 13m

Washington, D.C. Reagan-National

Tue 28/4

17:49-21:40

1 stop22h 51m

£466

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 24/2

09:20-16:04

1 stop11h 44m

Washington, D.C. Reagan-National

Fri 6/3

06:00-20:45

1 stop9h 45m

£467

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Fri 30/1

09:20-16:19

1 stop11h 59m

Washington, D.C. Reagan-National

Tue 3/2

11:55-06:55

1 stop14h 00m

£468

LondonWashington, D.C.

LCY - DCA

LCYDCA

London City

Thu 29/1

07:50-21:30

2 stops18h 40m

Washington, D.C. Reagan-National

Thu 5/2

13:35-08:50

2 stops14h 15m

£543

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Fri 30/1

06:35-16:50

2 stops15h 15m

Washington, D.C. Reagan-National

Fri 6/2

16:43-10:45

2 stops13h 02m

£606

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Fri 26/12

08:15-20:16

2 stops17h 01m

Washington, D.C. Reagan-National

Wed 28/1

16:43-10:45

2 stops13h 02m

£642

EdinburghWashington, D.C.

EDI - DCA

EDIDCA

Edinburgh Turnhouse

Mon 19/1

09:25-17:31

1 stop13h 06m

Washington, D.C. Reagan-National

Mon 2/2

16:15-07:55

1 stop10h 40m

£703

GlasgowWashington, D.C.

GLA - DCA

GLADCA

Glasgow Intl

Sat 28/2

09:35-19:02

2 stops14h 27m

Washington, D.C. Reagan-National

Thu 5/3

16:35-09:30

2 stops11h 55m

£721

EdinburghWashington, D.C.

EDI - DCA

EDIDCA

Edinburgh Turnhouse

Thu 22/1

09:25-16:34

1 stop12h 09m

Washington, D.C. Reagan-National

Mon 26/1

15:15-07:55

1 stop11h 40m

£730

Flights are sorted by cheapest return flights 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 November is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from United Kingdom, with most prices found around £466. If you aren’t able to travel during the month of November, then book flights to Washington, D.C. Reagan-National Airport from United Kingdom during February instead. Flights to Washington, D.C. Reagan-National Airport in February, while not as cheap as those in November, still average around £476.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from United Kingdom to Washington, D.C. Reagan-National Airport is on a Thursday. Travellers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as £558. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Washington, D.C. Reagan-National Airport on Saturday is £620.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest United Kingdom to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the morning. Our users have found flights to Washington, D.C. Reagan-National Airport in the morning for as low as £572. Try not to purchase tickets in the evening because they tend to be around £633. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 £579 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 £473 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 04m

Direct flights

None
The fastest flight from United Kingdom to Washington, D.C. Reagan-National Airport takes 11h 04m
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
JetBluePriceFrom £414Free CancellationRating
7.2
2,895 reviews
Search JetBlue flights
United AirlinesPriceFrom £420Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
LufthansaPriceFrom £421Free CancellationRating
6.8
7,632 reviews
Search Lufthansa flights
Virgin AtlanticPriceFrom £436Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
IcelandairPriceFrom £457Free CancellationRating
7.0
591 reviews
Search Icelandair flights
British AirwaysPriceFrom £466Free CancellationRating
6.7
7,583 reviews
Search British Airways flights
FinnairPriceFrom £477Free CancellationRating
7.6
1,337 reviews
Search Finnair flights
Air CanadaPriceFrom £481Free CancellationRating
7.1
10,531 reviews
Search Air Canada flights
American AirlinesPriceFrom £526Free CancellationRating
7.2
11,049 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
Alexandria
Fairfax
Arlington
Linthicum Heights
Bethesda
Glen Burnie
Lutherville Timonium
Ellicott City
Cambridge
Westminster
Woodbridge
Silver Spring
Owings Mills
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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