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Cheap flights from London to Washington, D.C. from $216

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 11/13. 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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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
IAD5:40 pmWashington, D.C. Dulles Intl
Oct 6
IAD6:50 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
STN10:40 amLondon Stansted
Multiple Airlines
Nov 26
LTN7:00 amLondon Luton
14h 55m
1 stop
IAD4:55 pmWashington, D.C. Dulles Intl
Dec 2
IAD6:05 pmWashington, D.C. Dulles Intl
14h 50m
1 stop
LTN1:55 pmLondon Luton
Icelandair
Sep 16
LHR1:05 pmLondon Heathrow
11h 10m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Sep 23
IAD11:15 pmWashington, D.C. Dulles Intl
16h 05m
1 stop
LHR8:20 pmLondon Heathrow
JetBlue
Sep 16
LHR8:25 amLondon Heathrow
12h 16m
1 stop
DCA3:41 pmWashington, D.C. Reagan-National
Sep 23
DCA1:30 pmWashington, D.C. Reagan-National
12h 00m
1 stop
LHR6:30 amLondon Heathrow
TAP AIR PORTUGAL
Nov 23
LHR6:00 amLondon Heathrow
13h 35m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
Nov 30
IAD5:30 pmWashington, D.C. Dulles Intl
24h 10m
1 stop
LHR10:40 pmLondon Heathrow
Lufthansa
Sep 14
LHR6:30 amLondon Heathrow
12h 00m
1 stop
IAD1:30 pmWashington, D.C. Dulles Intl
Sep 21
IAD5:32 pmWashington, D.C. Dulles Intl
31h 58m
1 stop
LHR6:30 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 and TAP AIR PORTUGAL
Multiple Airlines
Nov 13
LGW1:55 pmLondon Gatwick
32h 00m
1 stop
IAD4:55 pmWashington, D.C. Dulles Intl
PLAY
Nov 3
STN7:55 pmLondon Stansted
26h 00m
1 stop
BWI4:55 pmBaltimore/Washington
TAP AIR PORTUGAL
Sep 10
LHR6:00 amLondon Heathrow
20h 00m
1 stop
IAD9:00 pmWashington, D.C. Dulles Intl

Find the cheapest direct flights from London to Washington, D.C.

KLM
Nov 11
LHR4:15 pmLondon Heathrow
8h 15m
IAD7:30 pmWashington, D.C. Dulles Intl
Nov 19
IAD9:20 pmWashington, D.C. Dulles Intl
7h 10m
LHR9:30 amLondon Heathrow
Air France
Sep 16
LHR5:30 pmLondon Heathrow
7h 55m
IAD8:25 pmWashington, D.C. Dulles Intl
Oct 9
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow
British Airways
Nov 6
LHR4:30 pmLondon Heathrow
8h 15m
IAD7:45 pmWashington, D.C. Dulles Intl
Nov 20
IAD9:55 pmWashington, D.C. Dulles Intl
7h 10m
LHR10:05 amLondon Heathrow
Lufthansa
Nov 26
LHR4:20 pmLondon Heathrow
8h 55m
IAD8:15 pmWashington, D.C. Dulles Intl
Dec 3
IAD6:25 pmWashington, D.C. Dulles Intl
7h 15m
LHR6:40 amLondon Heathrow
Finnair
Sep 18
LHR5:25 pmLondon Heathrow
8h 05m
IAD8:30 pmWashington, D.C. Dulles Intl
Sep 25
IAD5:55 pmWashington, D.C. Dulles Intl
7h 20m
LHR6:15 amLondon Heathrow
Virgin Atlantic
Sep 18
LHR5:30 pmLondon Heathrow
7h 55m
IAD8:25 pmWashington, D.C. Dulles Intl
Sep 25
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow

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
Aug 4
LHR5:35 pmLondon Heathrow
29h 05m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl
Dec 14
IAD6:05 pmWashington, D.C. Dulles Intl
15h 50m
1 stop
LHR2:55 pmLondon Heathrow
PLAY
Aug 5
STN11:40 amLondon Stansted
11h 00m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
Aug 12
IAD6:50 pmWashington, D.C. Dulles Intl
10h 50m
1 stop
STN10:40 amLondon Stansted
Scandinavian Airlines
Jul 29
LHR6:40 amLondon Heathrow
13h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 23
IAD5:15 pmWashington, D.C. Dulles Intl
21h 15m
1 stop
LHR7:30 pmLondon Heathrow
TAP AIR PORTUGAL
Aug 4
LHR7:50 pmLondon Heathrow
24h 25m
1 stop
IAD3:15 pmWashington, D.C. Dulles Intl
Aug 19
IAD5:35 pmWashington, D.C. Dulles Intl
11h 45m
1 stop
LHR10:20 amLondon Heathrow
KLM
Aug 5
LHR10:50 amLondon Heathrow
11h 34m
1 stop
IAD5:24 pmWashington, D.C. Dulles Intl
Sep 30
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LHR10:30 amLondon Heathrow
Icelandair
Aug 3
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington
Sep 6
BWI8:30 pmBaltimore/Washington
18h 50m
1 stop
LHR8:20 pmLondon Heathrow

KLM flights from London to Washington, D.C.

Our best KLM deals on London to Washington, D.C. flight tickets
KLM
Sep 17
LHR12:10 pmLondon Heathrow
12h 00m
1 stop
DCA7:10 pmWashington, D.C. Reagan-National
Sep 25
DCA4:00 pmWashington, D.C. Reagan-National
11h 05m
1 stop
LHR8:05 amLondon Heathrow
KLM
Nov 26
LCY10:00 amLondon City
10h 45m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
Dec 3
IAD5:35 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LCY8:50 amLondon City
KLM
Oct 29
LCY10:00 amLondon City
10h 45m
1 stop
IAD4:45 pmWashington, D.C. Dulles Intl
Nov 4
IAD5:35 pmWashington, D.C. Dulles Intl
10h 15m
1 stop
LCY8:50 amLondon City

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

Our best Scandinavian Airlines deals on London to Washington, D.C. flight tickets
Scandinavian Airlines
Sep 27
LHR9:05 pmLondon Heathrow
23h 20m
2 stops
IAD3:25 pmWashington, D.C. Dulles Intl
Oct 6
IAD5:15 pmWashington, D.C. Dulles Intl
19h 25m
1 stop
LHR5:40 pmLondon Heathrow
Scandinavian Airlines
Jul 29
LHR6:40 amLondon Heathrow
13h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 23
IAD5:15 pmWashington, D.C. Dulles Intl
21h 15m
1 stop
LHR7:30 pmLondon Heathrow
Scandinavian Airlines
Jul 29
LHR6:40 amLondon Heathrow
13h 45m
1 stop
IAD3:25 pmWashington, D.C. Dulles Intl
Sep 23
IAD5:15 pmWashington, D.C. Dulles Intl
18h 10m
2 stops
LHR4:25 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.?

November. The cheapest time of year to fly to Washington, D.C. from London is November. 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 evening. London to Washington, D.C. flights are approximately 22% more expensive in the afternoon than in the evening

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

PLAY. PLAY, Scandinavian Airlines, 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 Luton - Baltimore/Washington. Fly from London Luton 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?

59 days before. The cheapest time to buy a flight from London to Washington, D.C. is approximately 59 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 July 2024. The most frequent departure time is 12:00PM, with 100% 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 July 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 49% on your flight if you consider stops on a London to Washington, D.C. flight.

How have London to Washington, D.C. flight prices changed over time?

As of July 2024, prices for London to Washington, D.C. flights are approximately 32% more expensive when compared to flights at the same time last year.

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

$216

Fastest flight time

8h 15m

Direct flights

Sun

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from London in the past 72 hours is $216. The best round-trip flight deal from London to Washington, D.C. found on momondo in the last 72 hours is $359.
The fastest flight from London to Washington, D.C. takes 8h 15m
Direct flights go from London to Washington, D.C. on Sunday. The only airline offering direct flights is Lufthansa.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), 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 8h 15m.

  • 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.


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 $356Free CancellationRating
7.1
74 reviews
Search PLAY flights
Norse Atlantic UKPriceFrom $448Free CancellationRating
7.1
36 reviews
Search Norse Atlantic UK flights
IcelandairPriceFrom $514Free CancellationRating
7.0
926 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $525Free CancellationRating
7.3
1,333 reviews
Search Scandinavian Airlines flights
Virgin AtlanticPriceFrom $531Free CancellationRating
7.6
707 reviews
Search Virgin Atlantic flights
Aer LingusPriceFrom $539Free CancellationRating
7.2
1,202 reviews
Search Aer Lingus flights
British AirwaysPriceFrom $563Free CancellationRating
6.7
6,720 reviews
Search British Airways flights
IberiaPriceFrom $577Free CancellationRating
7.0
2,671 reviews
Search Iberia flights
United AirlinesPriceFrom $588Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
LufthansaPriceFrom $598Free CancellationRating
6.9
7,355 reviews
Search Lufthansa 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 $598. Generally, Delta has 7 flights on this route every week with an average price of $924. Delta is rated 8.0/10 by our users.

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

    Finnair (7.7/10 from 1,336 reviews) operates around 14 flights from London to Washington, D.C. in any given week. The average Finnair airfare for this route is around $743, with deals from around $611 rare but found on momondo. Referenced prices are for round-trip London to Washington, D.C. flight searches in the last 72 hours.


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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Sat 8/3
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Find better results for your trip to 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.