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Cheap flights from London to Washington, D.C. 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 London to Washington, D.C. departing on 5/8. 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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mar. 4/30
mar. 5/7

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

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 London to Washington, D.C. by changing tabs
PLAY
Sep 27
STN11:40 amLondon Stansted
11h 00m
1 stop
BWI5:40 pmBaltimore/Washington
Sep 29
BWI6:50 pmBaltimore/Washington
10h 50m
1 stop
STN10:40 amLondon Stansted
Multiple Airlines
May 10
LGW10:00 amLondon Gatwick
27h 03m
1 stop
BWI8:03 amBaltimore/Washington
Sep 10
BWI3:25 pmBaltimore/Washington
13h 35m
1 stop
LGW10:00 amLondon Gatwick
JetBlue
Sep 17
LGW12:10 pmLondon Gatwick
12h 35m
1 stop
DCA7:45 pmWashington, D.C. Reagan-National
Sep 24
DCA3:30 pmWashington, D.C. Reagan-National
10h 20m
1 stop
LGW6:50 amLondon Gatwick
TAP AIR PORTUGAL
Oct 6
LHR7:50 pmLondon Heathrow
24h 25m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Oct 17
IAD5:20 pmWashington, D.C. Dulles Intl
24h 35m
1 stop
LHR10:55 pmLondon Heathrow
Icelandair
Jun 26
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jul 11
IAD11:15 pmWashington, D.C. Dulles Intl
31h 30m
1 stop
LGW11:45 amLondon Gatwick
British Airways
Sep 24
LHR5:25 pmLondon Heathrow
8h 05m
IAD8:30 pmWashington, D.C. Dulles Intl
Oct 3
IAD10:45 pmWashington, D.C. Dulles Intl
7h 20m
LHR11:05 amLondon Heathrow

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

If you're looking for one-way flights from London to Washington, D.C., view some of our deals below provided by PLAY
Multiple Airlines
May 8
LGW6:00 amLondon Gatwick
16h 40m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
PLAY
May 17
STN11:40 amLondon Stansted
35h 00m
1 stop
BWI5:40 pmBaltimore/Washington
Multiple Airlines
May 14
LGW2:00 pmLondon Gatwick
15h 16m
1 stop
BWI12:16 amBaltimore/Washington

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

Find and compare round-trip flight prices for your last-minute flight from London to Washington, D.C.
Multiple Airlines
Apr 27
LGW6:35 amLondon Gatwick
16h 05m
1 stop
BWI5:40 pmBaltimore/Washington
May 3
BWI6:50 pmBaltimore/Washington
15h 05m
1 stop
LGW2:55 pmLondon Gatwick
PLAY
May 3
STN11:40 amLondon Stansted
11h 00m
1 stop
BWI5:40 pmBaltimore/Washington
May 6
BWI6:50 pmBaltimore/Washington
10h 50m
1 stop
STN10:40 amLondon Stansted
JetBlue
May 8
LGW12:10 pmLondon Gatwick
11h 35m
1 stop
DCA6:45 pmWashington, D.C. Reagan-National
May 15
DCA3:30 pmWashington, D.C. Reagan-National
10h 05m
1 stop
LGW6:35 amLondon Gatwick
American Airlines
May 1
LHR9:15 amLondon Heathrow
15h 27m
1 stop
IAD7:42 pmWashington, D.C. Dulles Intl
May 8
IAD5:02 amWashington, D.C. Dulles Intl
23h 38m
2 stops
LHR9:40 amLondon Heathrow
Icelandair
May 1
LGW1:00 pmLondon Gatwick
11h 25m
1 stop
BWI7:25 pmBaltimore/Washington
May 6
BWI8:30 pmBaltimore/Washington
10h 15m
1 stop
LGW11:45 amLondon Gatwick
British Airways
May 3
LHR5:25 pmLondon Heathrow
8h 05m
IAD8:30 pmWashington, D.C. Dulles Intl
May 13
IAD10:45 pmWashington, D.C. Dulles Intl
7h 20m
LHR11:05 amLondon Heathrow

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

Compare and see reviews for airlines that fly from London to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $334Free CancellationRating
7.2
67 reviews
Search PLAY flights
Norse Atlantic UKPriceFrom $490Free CancellationRating
6.8
29 reviews
Search Norse Atlantic UK flights
IcelandairPriceFrom $523Free CancellationRating
7.1
1,348 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $526Free CancellationRating
7.4
1,429 reviews
Search Scandinavian Airlines flights
Virgin AtlanticPriceFrom $531Free CancellationRating
7.7
749 reviews
Search Virgin Atlantic flights
Aer LingusPriceFrom $538Free CancellationRating
7.2
1,349 reviews
Search Aer Lingus flights
IberiaPriceFrom $576Free CancellationRating
7.1
2,773 reviews
Search Iberia flights
British AirwaysPriceFrom $584Free CancellationRating
6.8
6,924 reviews
Search British Airways flights
United AirlinesPriceFrom $586Free CancellationRating
7.4
11,255 reviews
Search United Airlines flights
DeltaPriceFrom $608Free CancellationRating
8.0
10,975 reviews
Search Delta flights
  • Delta Flights From London to Washington, D.C.

    The lowest priced Delta flight from London to Washington, D.C. from the last 72 hours was $608. Generally, Delta has 7 flights on this route every week with an average price of $921. Delta is rated 8.0/10 by our users.

  • Virgin Atlantic Flights From London to Washington, D.C.

    Virgin Atlantic (7.7/10 from 749 reviews) operates around 7 flights from London to Washington, D.C. in any given week. The average Virgin Atlantic airfare for this route is around $826, with deals from around $531 rare but found on momondo. Referenced prices are for round-trip London to Washington, D.C. flight searches in the last 72 hours.


Icelandair flights from London to Washington, D.C.

Our best Icelandair deals on London to Washington, D.C. flight tickets
Icelandair
Jun 26
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jul 11
IAD11:15 pmWashington, D.C. Dulles Intl
31h 30m
1 stop
LGW11:45 amLondon Gatwick
Icelandair
Jun 25
LHR9:25 pmLondon Heathrow
26h 50m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jul 10
IAD8:30 pmWashington, D.C. Dulles Intl
10h 25m
1 stop
LHR11:55 amLondon Heathrow
Icelandair
May 1
LGW1:00 pmLondon Gatwick
11h 25m
1 stop
BWI7:25 pmBaltimore/Washington
May 6
BWI8:30 pmBaltimore/Washington
10h 15m
1 stop
LGW11:45 amLondon Gatwick

Scandinavian Airlines flights from London to Washington, D.C.

Our best Scandinavian Airlines deals on London to Washington, D.C. flight tickets
Scandinavian Airlines
May 8
LHR8:30 pmLondon Heathrow
23h 55m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Jun 3
IAD5:15 pmWashington, D.C. Dulles Intl
17h 45m
1 stop
LHR4:00 pmLondon Heathrow
Scandinavian Airlines
May 8
LHR6:40 amLondon Heathrow
13h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Jun 3
IAD5:15 pmWashington, D.C. Dulles Intl
17h 45m
1 stop
LHR4:00 pmLondon Heathrow
Scandinavian Airlines
May 3
LHR6:40 amLondon Heathrow
13h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
May 5
IAD5:15 pmWashington, D.C. Dulles Intl
16h 20m
2 stops
LHR2:35 pmLondon Heathrow

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

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 from London to Washington, D.C.?

September. The cheapest time of year to fly to Washington, D.C. from London is September. Most expensive is July

What is the cheapest day to depart London for Washington, D.C.?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Monday

When is the cheapest time to fly from London to Washington, D.C.?

In the morning. London to Washington, D.C. flights are approximately 25% more expensive in the evening than in the morning

What is the cheapest airline that flies to Washington, D.C. from London?

PLAY. Aer Lingus, Finnair, and Icelandair are the most popular carriers operating from London to Washington, D.C.

What is the cheapest London to Washington, D.C. flight route?

London Stansted - Baltimore/Washington. Fly from London Stansted to Baltimore/Washington for the best London - Washington, D.C. flight prices

How far in advance should you book London to Washington, D.C. flights?

56 days before. The cheapest time to buy a flight from London to Washington, D.C. is approximately 56 days to departure

How many flights depart from London to Washington, D.C. on average per day?

The number of flights available between London and Washington, D.C. is 30 per day as of April 2024. The most frequent departure time is 11:00AM, with 57% of daily flights leaving in the afternoon.

How many flights depart from London to Washington, D.C. on average per week?

210 flights are operational weekly from London to Washington, D.C. as of April 2024. The most popular departure day for this route is Sunday, with 14% of flights per week taking off on this day.

What cabin class options are available on London to Washington, D.C. flights?

There are 2 cabin classes available to choose from on London to Washington, D.C. 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 London to Washington, D.C. flights?

You could potentially save up to 43% on your flight if you consider stops on a London to Washington, D.C. flight.

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

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

Best Price Found

$224

Fastest flight time

7h 50m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from London in the past 72 hours is $224. The best round-trip flight deal from London to Washington, D.C. found on momondo in the last 72 hours is $351.
The fastest flight from London to Washington, D.C. takes 7h 50m
Direct flights go from London to Washington, D.C. on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. Airlines offering direct flights are: Virgin Atlantic, Delta and Finnair.
There are 2 airports near Washington, D.C.: Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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

    There are 3662.3 mi between London and Washington, D.C.. By plane, this route typically takes 7h 50m.

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

    Prices for flights from London to Washington, D.C. are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Washington, D.C..

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

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


Why use momondo?

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

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 Washington, D.C. from London.

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

Yes. momondo allows you to filter the results for London to Washington, D.C. flights to just show those with flexible booking policies.

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

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 Washington, D.C. from London.

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

Price alerts on flights to Washington, D.C. from London 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.


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From?
To?
mar. 4/30
mar. 5/7
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Find better results for your stay in the United States

Fly into one of these airports located in Washington, D.C.
Airports listed have a maximum distance of 22.4 mi from Washington, D.C.