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Cheap flights from Washington, D.C. to London from $194

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 9/18. 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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So 5/12

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Easily compare round-trip flights from Washington, D.C. to London

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to London by changing tabs
PLAY
Sep 22
IAD6:50 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
STN10:40 amLondon Stansted
Oct 1
STN11:40 amLondon Stansted
11h 00m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
Multiple Airlines
Oct 23
BWI3:25 pmBaltimore/Washington
13h 35m
1 stop
LGW10:00 amLondon Gatwick
Oct 31
LGW8:10 amLondon Gatwick
13h 45m
1 stop
BWI5:55 pmBaltimore/Washington
Icelandair
Jul 16
IAD11:15 pmWashington, D.C. Dulles Intl
31h 40m
1 stop
LHR11:55 amLondon Heathrow
Aug 19
LHR1:05 pmLondon Heathrow
14h 05m
1 stop
IAD10:10 pmWashington, D.C. Dulles Intl
ITA Airways
Sep 25
IAD4:30 pmWashington, D.C. Dulles Intl
12h 35m
1 stop
LCY10:05 amLondon City
Sep 29
LCY5:00 pmLondon City
26h 40m
1 stop
IAD2:40 pmWashington, D.C. Dulles Intl
Delta
Oct 9
BWI5:05 pmBaltimore/Washington
11h 55m
1 stop
LGW10:00 amLondon Gatwick
Oct 17
LGW12:00 pmLondon Gatwick
15h 46m
1 stop
BWI10:46 pmBaltimore/Washington
American Airlines
Oct 2
DCA5:33 pmWashington, D.C. Reagan-National
9h 37m
1 stop
LGW8:10 amLondon Gatwick
Oct 15
LGW3:05 pmLondon Gatwick
13h 14m
1 stop
DCA11:19 pmWashington, D.C. Reagan-National

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

If you're looking for one-way flights from Washington, D.C. to London, view some of our deals below provided by British Airways, Iberia and Icelandair
Multiple Airlines
Sep 18
BWI7:08 pmBaltimore/Washington
30h 52m
1 stop
LGW7:00 amLondon Gatwick
PLAY
Jul 17
IAD6:50 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
STN10:40 amLondon Stansted
Icelandair
Oct 1
IAD8:30 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LGW11:45 amLondon Gatwick

Search last-minute flights to London from Washington, D.C.

Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to London
PLAY
May 6
BWI6:50 pmBaltimore/Washington
10h 50m
1 stop
STN10:40 amLondon Stansted
May 17
STN11:40 amLondon Stansted
11h 00m
1 stop
BWI5:40 pmBaltimore/Washington
Icelandair
May 6
BWI8:30 pmBaltimore/Washington
18h 50m
1 stop
LHR8:20 pmLondon Heathrow
May 13
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington
Air Canada
May 14
DCA11:00 amWashington, D.C. Reagan-National
14h 30m
1 stop
LHR6:30 amLondon Heathrow
May 21
LHR6:50 amLondon Heathrow
14h 07m
2 stops
DCA3:57 pmWashington, D.C. Reagan-National
JetBlue
May 7
DCA3:30 pmWashington, D.C. Reagan-National
10h 00m
1 stop
LHR6:30 amLondon Heathrow
May 14
LHR8:25 amLondon Heathrow
17h 24m
1 stop
DCA8:49 pmWashington, D.C. Reagan-National
United Airlines
May 14
DCA2:00 pmWashington, D.C. Reagan-National
15h 00m
2 stops
LHR10:00 amLondon Heathrow
May 21
LHR9:30 amLondon Heathrow
11h 27m
1 stop
DCA3:57 pmWashington, D.C. Reagan-National
Multiple Airlines
May 10
IAD6:50 pmWashington, D.C. Dulles Intl
15h 05m
1 stop
LGW2:55 pmLondon Gatwick
May 14
LGW6:55 amLondon Gatwick
39h 45m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl

Best airlines flying from Washington, D.C. to London

Compare and see reviews for airlines that fly from Washington, D.C. to London with momondo
Airline
Rating
Free Cancellation
Price
Norse Atlantic UKPriceFrom $216Free CancellationRating
6.8
29 reviews
Search Norse Atlantic UK flights
PLAYPriceFrom $351Free CancellationRating
7.2
67 reviews
Search PLAY flights
LufthansaPriceFrom $392Free CancellationRating
7.0
7,731 reviews
Search Lufthansa flights
Air CanadaPriceFrom $392Free CancellationRating
7.0
6,886 reviews
Search Air Canada flights
DeltaPriceFrom $412Free CancellationRating
8.0
10,896 reviews
Search Delta flights
KLMPriceFrom $413Free CancellationRating
7.8
1,616 reviews
Search KLM flights
Scandinavian AirlinesPriceFrom $426Free CancellationRating
7.4
1,426 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $461Free CancellationRating
7.1
1,335 reviews
Search Icelandair flights
TAP AIR PORTUGALPriceFrom $474Free CancellationRating
7.1
2,179 reviews
Search TAP AIR PORTUGAL flights
Aer LingusPriceFrom $480Free CancellationRating
7.2
1,341 reviews
Search Aer Lingus flights
  • Singapore Airlines Flights From Washington, D.C. to London

    The lowest priced Singapore Airlines flight from Washington, D.C. to London from the last 72 hours was $569. Generally, Singapore Airlines has 7 flights on this route every week with an average price of $677. Singapore Airlines is rated 8.2/10 by our users.

  • Delta Flights From Washington, D.C. to London

    Delta (8.0/10 from 10,896 reviews) operates around 7 flights from Washington, D.C. to London in any given week. The average Delta airfare for this route is around $804, with deals from around $412 rare but found on momondo. Referenced prices are for round-trip Washington, D.C. to London flight searches in the last 72 hours.


Air Canada flights from Washington, D.C. to London

Our best Air Canada deals on Washington, D.C. to London flight tickets
Air Canada
Oct 7
DCA4:55 pmWashington, D.C. Reagan-National
12h 05m
1 stop
LHR10:00 amLondon Heathrow
Oct 17
LHR6:50 amLondon Heathrow
14h 09m
2 stops
DCA3:59 pmWashington, D.C. Reagan-National
Air Canada
Oct 9
DCA6:50 pmWashington, D.C. Reagan-National
12h 00m
1 stop
LHR11:50 amLondon Heathrow
Oct 17
LHR6:50 amLondon Heathrow
14h 09m
2 stops
DCA3:59 pmWashington, D.C. Reagan-National
Air Canada
May 14
DCA11:00 amWashington, D.C. Reagan-National
14h 30m
1 stop
LHR6:30 amLondon Heathrow
May 21
LHR6:50 amLondon Heathrow
14h 07m
2 stops
DCA3:57 pmWashington, D.C. Reagan-National

Virgin Atlantic flights from Washington, D.C. to London

Our best Virgin Atlantic deals on Washington, D.C. to London flight tickets
Virgin Atlantic
May 13
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow
May 21
LHR11:30 amLondon Heathrow
12h 40m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl
Virgin Atlantic
May 13
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow
May 21
LHR5:30 pmLondon Heathrow
7h 55m
IAD8:25 pmWashington, D.C. Dulles Intl
Virgin Atlantic
May 21
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow
May 28
LHR11:30 amLondon Heathrow
12h 40m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl

Cheap Washington, D.C. to London (WAS to LON) flight deals and tips

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

Best Price Found

$194

Fastest flight time

7h 05m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun

Airports in London

3 airports
The best one-way flight to London from Washington, D.C. in the past 72 hours is $194. The best round-trip flight deal from Washington, D.C. to London found on momondo in the last 72 hours is $382.
The fastest flight from Washington, D.C. to London takes 7h 05m
Direct flights go from Washington, D.C. to London on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. Airlines offering direct flights are: United Airlines, Virgin Atlantic and Delta.
There are 3 airports near London: London Heathrow (LHR), London Stansted (STN), London Gatwick (LGW)

  • How far is Washington, D.C. to London by plane?

    Washington, D.C. and London are 3662.3 mi apart from one another. A reasonable flight in good conditions will take 7h 10m.

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

    Prices for flights from Washington, D.C. to London were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to London?

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

    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 Washington, D.C. to London.

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

    The travel and health documents you'll need for your trip to London 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


  • How do I get Price Alerts for flights from Washington, D.C. to London?

    Confirm your travel details to search for the latest offers for flights from Washington, D.C. to London. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Washington, D.C. to London with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.


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?

momondo does allow users to show only those flights to London from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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?

Yes momondo offers price alerts on flights to London from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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From?
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So 5/5
So 5/12
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Find better results for your stay in the United Kingdom

Fly into one of these airports located in London
Airports listed have a maximum distance of 35.6 mi from London