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Cheap flights from the United Kingdom to District of Columbia from £224

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 District of Columbia departing on 9/10. 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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Find the cheapest flights from the United Kingdom to District of Columbia

Recent return flight deals from the United Kingdom to District of Columbia

Scandinavian Airlines Logo
12:55 - 18:50MAN-IAD
34h 55m2 stops
Scandinavian Airlines Logo
20:30 - 12:15IAD-MAN
34h 45m2 stops
£398Scandinavian Airlines
Find Deal
Fri, 14 Nov - Mon, 17 Nov
Logo
16:20 - 19:59MAN-IAD
32h 39m2 stops
Logo
22:05 - 22:25IAD-MAN
19h 20m2 stops
£400
Find Deal
Fri, 26 Sep - Mon, 29 Sep
Icelandair Logo
21:25 - 19:20LHR-IAD
26h 55m1 stop
Icelandair Logo
20:30 - 11:55IAD-LHR
10h 25m1 stop
£431Icelandair
Find Deal
Thu, 11 Sep - Wed, 24 Sep
Icelandair Logo
21:25 - 19:20LHR-IAD
26h 55m1 stop
Icelandair Logo
20:30 - 11:55IAD-LHR
10h 25m1 stop
£432Icelandair
Find Deal
Tue, 9 Sep - Sat, 20 Sep
Aer Lingus Logo
09:50 - 15:50LHR-IAD
11h 00m1 stop
Aer Lingus Logo
21:00 - 11:25IAD-LHR
9h 25m1 stop
£443Aer Lingus
Find Deal
Sun, 7 Sep - Sat, 22 Nov
British Airways Logo
15:05 - 22:57LGW-DCA
12h 52m1 stop
British Airways Logo
06:38 - 07:50DCA-LGW
20h 12m1 stop
£449British Airways
Find Deal
Thu, 9 Oct - Sun, 19 Oct
Aer Lingus Logo
07:40 - 15:50LHR-IAD
13h 10m1 stop
Aer Lingus Logo
17:20 - 09:05IAD-LHR
10h 45m1 stop
£449Aer Lingus
Find Deal
Sat, 6 Sep - Wed, 24 Sep
Virgin Atlantic Logo
12:35 - 16:00LHR-IAD
8h 25mdirect
Virgin Atlantic Logo
17:50 - 06:20IAD-LHR
7h 30mdirect
£460Virgin Atlantic
Find Deal
Tue, 9 Sep - Sat, 20 Sep
British Airways Logo
15:05 - 23:07LGW-DCA
13h 02m1 stop
British Airways Logo
15:35 - 08:10DCA-LGW
11h 35m1 stop
£463British Airways
Find Deal
Fri, 12 Sep - Sat, 20 Sep
Virgin Atlantic Logo
08:40 - 15:35LHR-IAD
11h 55m1 stop
Virgin Atlantic Logo
17:50 - 06:20IAD-LHR
7h 30mdirect
£465Virgin Atlantic
Find Deal
Thu, 25 Sep - Wed, 1 Oct

United Airlines flights from United Kingdom to District of Columbia

Our best United Airlines deals on United Kingdom to District of Columbia flight tickets
United Airlines
25 Sept
LHR08:40London Heathrow
12h 35m
1 stop
IAD16:15Washington, D.C. Dulles Intl
8 Oct
IAD18:40Washington, D.C. Dulles Intl
7h 15m
LHR06:55London Heathrow
£454
Find similar
United Airlines
1 Sept
LHR08:30London Heathrow
11h 45m
1 stop
IAD15:15Washington, D.C. Dulles Intl
9 Sept
IAD08:40Washington, D.C. Dulles Intl
16h 50m
2 stops
LHR06:30London Heathrow
£457
Find similar
United Airlines
1 Sept
LHR08:40London Heathrow
12h 35m
1 stop
IAD16:15Washington, D.C. Dulles Intl
9 Sept
IAD18:40Washington, D.C. Dulles Intl
7h 15m
LHR06:55London Heathrow
£458
Find similar

Delta flights from United Kingdom to District of Columbia

Our best Delta deals on United Kingdom to District of Columbia flight tickets
Delta
2 Sept
LHR06:30London Heathrow
14h 05m
1 stop
IAD15:35Washington, D.C. Dulles Intl
3 Nov
IAD12:27Washington, D.C. Dulles Intl
15h 18m
2 stops
LHR08:45London Heathrow
£494
Find similar
Delta
25 Aug
LCY10:00London City
10h 35m
1 stop
IAD15:35Washington, D.C. Dulles Intl
9 Sept
IAD17:25Washington, D.C. Dulles Intl
9h 45m
1 stop
LCY08:10London City
£528
Find similar
Delta
26 Nov
EDI05:45Edinburgh Turnhouse
15h 20m
1 stop
IAD16:05Washington, D.C. Dulles Intl
3 Dec
IAD12:30Washington, D.C. Dulles Intl
17h 10m
2 stops
EDI10:40Edinburgh Turnhouse
£550
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to District of Columbia 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 19 August 2025.
Use the filters below to find and compare flights from the United Kingdom to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Fri 14/11

12:55-18:50

2 stops34h 55m

Washington, D.C. Dulles Intl

Mon 17/11

20:30-12:15

2 stops34h 45m

£398

ManchesterWashington, D.C.

MAN - IAD

MANIAD

Manchester

Fri 26/9

16:20-19:59

2 stops32h 39m

Washington, D.C. Dulles Intl

Mon 29/9

22:05-22:25

2 stops19h 20m

£400

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 11/9

21:25-19:20

1 stop26h 55m

Washington, D.C. Dulles Intl

Wed 24/9

20:30-11:55

1 stop10h 25m

£431

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Tue 9/9

21:25-19:20

1 stop26h 55m

Washington, D.C. Dulles Intl

Sat 20/9

20:30-11:55

1 stop10h 25m

£432

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sun 7/9

09:50-15:50

1 stop11h 00m

Washington, D.C. Dulles Intl

Sat 22/11

21:00-11:25

1 stop9h 25m

£443

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Thu 9/10

15:05-22:57

1 stop12h 52m

Washington, D.C. Reagan-National

Sun 19/10

06:38-07:50

1 stop20h 12m

£449

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 6/9

07:40-15:50

1 stop13h 10m

Washington, D.C. Dulles Intl

Wed 24/9

17:20-09:05

1 stop10h 45m

£449

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Tue 9/9

12:35-16:00

Nonstop8h 25m

Washington, D.C. Dulles Intl

Sat 20/9

17:50-06:20

Nonstop7h 30m

£460

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Fri 12/9

15:05-23:07

1 stop13h 02m

Washington, D.C. Reagan-National

Sat 20/9

15:35-08:10

1 stop11h 35m

£463

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 25/9

08:40-15:35

1 stop11h 55m

Washington, D.C. Dulles Intl

Wed 1/10

17:50-06:20

Nonstop7h 30m

£465

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 District of Columbia from

How to get the cheapest flight ticket from United Kingdom to District of Columbia

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 District of Columbia?

The cheapest month to fly to District of Columbia from United Kingdom is in February. Flight prices, which tend to average around £460, are often lower during this time because this is during the off-season. If you are unable to visit District of Columbia during the month of February, then departing from United Kingdom during the month November is also very affordable. Most momondo users find prices during this month for around £489.

What is the cheapest day to depart on your flight to District of Columbia?

Our data shows that Wednesday is the least expensive day to fly to District of Columbia. Tickets to fly out on this day can be as low as £598. Flights from United Kingdom to District of Columbia on a Sunday will generally be more expensive and average around £677. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to District of Columbia?

In the evening is the cheapest time of day to fly from United Kingdom to District of Columbia when you can find flight prices for as low as £512. Flying to District of Columbia in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to District of Columbia is in the afternoon when prices are around £628.

What is the cheapest United Kingdom to District of Columbia flight route?

Fly from London Heathrow to Washington, D.C. Dulles Intl for the best United Kingdom - District of Columbia flight prices

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around £589 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from United Kingdom for as low as £540 on momondo.

What cabin class options are available on United Kingdom to District of Columbia flights?

There are 4 cabin classes available to choose from on United Kingdom to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United Kingdom to District of Columbia flights?

You could potentially save up to 7% on your flight if you consider stops on a United Kingdom to District of Columbia flight.

Cheap United Kingdom to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to District of Columbia

Best price found

£224

Fastest flight time

8h 25m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from United Kingdom in the past 72 hours is £224. The best return flight deal from United Kingdom to District of Columbia found on momondo in the last 72 hours is £398.
The fastest flight from United Kingdom to District of Columbia takes 8h 25m
Direct flights go from United Kingdom to District of Columbia every day.
There are 2 airports near District of Columbia: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to District of Columbia?

    Prices for flights from United Kingdom to District of Columbia are updated daily.

  • How many operators does momondo search for flights from United Kingdom to District of Columbia?

  • How old do you have to be to fly from United Kingdom to District of Columbia?

    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 District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The travel and health documents required for your trip to District of Columbia 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 District of Columbia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United Kingdom to District of Columbia?

Best airlines flying from United Kingdom to District of Columbia

Compare and see reviews for airlines that fly from United Kingdom to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom £187Free CancellationRating
7.9
7,981 reviews
Search Delta flights
PLAYPriceFrom £247Free CancellationRating
7.0
103 reviews
Search PLAY flights
IcelandairPriceFrom £344Free CancellationRating
7.0
529 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom £350Free CancellationRating
7.1
1,956 reviews
Search TAP AIR PORTUGAL flights
FinnairPriceFrom £362Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
LufthansaPriceFrom £362Free CancellationRating
6.8
7,334 reviews
Search Lufthansa flights
JetBluePriceFrom £372Free CancellationRating
7.2
2,915 reviews
Search JetBlue flights
Scandinavian AirlinesPriceFrom £418Free CancellationRating
7.4
1,470 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom £424Free CancellationRating
7.2
1,225 reviews
Search Aer Lingus flights
Air FrancePriceFrom £435Free CancellationRating
7.4
1,469 reviews
Search Air France flights

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to District of Columbia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to District of Columbia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from United Kingdom to District of Columbia with flexible booking policies on momondo?

All flight searches from United Kingdom to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United Kingdom to District of Columbia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to District of Columbia from United Kingdom.

I’m not ready to book a flight from United Kingdom to District of Columbia right now. Can momondo alert me if prices change?

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

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