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Cheap flights from Washington, D.C. to London from £203

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to London departing on 3/2. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:10 - 19:25DCA-LTN
22h 15m2 stops
Multiple Airlines Logo
20:50 - 21:56LTN-DCA
30h 06m3 stops
£429Multiple Airlines
Find Deal
Wed, 26 Nov - Tue, 2 Dec
Multiple Airlines Logo
16:50 - 20:10IAD-LTN
22h 20m2 stops
Multiple Airlines Logo
14:40 - 18:50LTN-IAD
33h 10m2 stops
£430Multiple Airlines
Find Deal
Mon, 19 Jan - Fri, 23 Jan
Multiple Airlines Logo
20:30 - 20:10IAD-LTN
18h 40m2 stops
Multiple Airlines Logo
20:50 - 16:40LTN-IAD
24h 50m2 stops
£430Multiple Airlines
Find Deal
Tue, 25 Nov - Mon, 1 Dec
Multiple Airlines Logo
20:30 - 20:10IAD-LTN
18h 40m2 stops
Multiple Airlines Logo
20:50 - 15:50LTN-IAD
24h 00m2 stops
£431Multiple Airlines
Find Deal
Tue, 25 Nov - Tue, 2 Dec
Multiple Airlines Logo
17:05 - 08:35IAD-LTN
10h 30m1 stop
Multiple Airlines Logo
05:50 - 15:35LTN-IAD
14h 45m1 stop
£432Multiple Airlines
Find Deal
Mon, 8 Dec - Fri, 12 Dec
Multiple Airlines Logo
09:00 - 20:10IAD-LTN
30h 10m3 stops
Multiple Airlines Logo
20:50 - 15:50LTN-IAD
24h 00m2 stops
£434Multiple Airlines
Find Deal
Tue, 25 Nov - Tue, 2 Dec
Multiple Airlines Logo
16:50 - 22:45IAD-LTN
24h 55m2 stops
Multiple Airlines Logo
15:55 - 18:50LTN-IAD
31h 55m3 stops
£435Multiple Airlines
Find Deal
Mon, 19 Jan - Fri, 23 Jan
Multiple Airlines Logo
11:05 - 14:00DCA-LTN
21h 55m3 stops
Multiple Airlines Logo
20:50 - 15:31LTN-DCA
23h 41m3 stops
£436Multiple Airlines
Find Deal
Tue, 25 Nov - Mon, 1 Dec
Multiple Airlines Logo
19:40 - 17:05IAD-LTN
16h 25m2 stops
Multiple Airlines Logo
06:00 - 18:30LTN-IAD
17h 30m2 stops
£436Multiple Airlines
Find Deal
Wed, 11 Feb - Mon, 16 Feb
Multiple Airlines Logo
09:45 - 19:55IAD-LTN
29h 10m3 stops
Multiple Airlines Logo
20:50 - 17:40LTN-IAD
24h 50m2 stops
£438Multiple Airlines
Find Deal
Sun, 1 Mar - Mon, 9 Mar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to London Luton 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 13 November 2025.
Use the filters below to find and compare flights from Washington, D.C. to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 26/11

16:10-19:25

2 stops22h 15m

London Luton

Tue 2/12

20:50-21:56

3 stops30h 06m

£429

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Mon 19/1

16:50-20:10

2 stops22h 20m

London Luton

Fri 23/1

14:40-18:50

2 stops33h 10m

£430

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Tue 25/11

20:30-20:10

2 stops18h 40m

London Luton

Mon 1/12

20:50-16:40

2 stops24h 50m

£430

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Tue 25/11

20:30-20:10

2 stops18h 40m

London Luton

Tue 2/12

20:50-15:50

2 stops24h 00m

£431

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Mon 8/12

17:05-08:35

1 stop10h 30m

London Luton

Fri 12/12

05:50-15:35

1 stop14h 45m

£432

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Tue 25/11

09:00-20:10

3 stops30h 10m

London Luton

Tue 2/12

20:50-15:50

2 stops24h 00m

£434

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Mon 19/1

16:50-22:45

2 stops24h 55m

London Luton

Fri 23/1

15:55-18:50

3 stops31h 55m

£435

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Tue 25/11

11:05-14:00

3 stops21h 55m

London Luton

Mon 1/12

20:50-15:31

3 stops23h 41m

£436

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Wed 11/2

19:40-17:05

2 stops16h 25m

London Luton

Mon 16/2

06:00-18:30

2 stops17h 30m

£436

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Sun 1/3

09:45-19:55

3 stops29h 10m

London Luton

Mon 9/3

20:50-17:40

2 stops24h 50m

£438

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 London from

How to get the cheapest flight ticket from Washington, D.C. to London Luton 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

How long does it take to fly to London Luton Airport?

If you’re flying from a popular airport in Washington, D.C., such as Baltimore or Washington, D.C., and flying into London Luton Airport, then you can expect flight times to average 7h 05m and 8h 06m, respectively.

When to book flights from Washington, D.C. to London Luton Airport

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

Cheap Washington, D.C. to London Luton Airport (WAS to LTN) flight deals and tips

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

Direct flights

None
There are no direct flights from Washington, D.C. to London Luton Airport. There are no popular flight routes from Washington, D.C. to London Luton Airport.
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  • How far is Washington, D.C. to London Luton by plane?

    A flight from Washington, D.C. to London Luton will travel around 3644.3 mi. Flights usually cover this in 9h 30m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Washington, D.C. to London Luton Airport?

    Prices for flights from Washington, D.C. to London Luton Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington, D.C. to London Luton Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to London Luton Airport.

  • What documentation or ID do you need to fly to London Luton Airport?

    The travel and health documents you'll need for your trip to London Luton Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Luton Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Dover
Colchester
Chelmsford
Hayes
Worthing
Ramsgate
Dartford
Bedford
Winchester

Why use momondo?

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

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 London from Washington, D.C..

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

Yes. momondo enables you to select and highlight flights to London from Washington, D.C. with this policy.

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

momondo helps you find the best flight between Washington, D.C. and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to London from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Luton Airport trip

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