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  1. Flights
  2. United Kingdom
  3. London
  4. Washington, D.C. - London

Cheap Flights from Washington, D.C. (WAS) to London (LON)

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Discover the cheapest flights from Washington, D.C. to London
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Sun, May 17 - Fri, May 29
Aer Lingus
Aer Lingus1 stop
WAS - LON
Aer Lingus
Aer Lingus1 stop
LON - WAS
721$
718$
Prime price per passenger
Sat, May 9 - Wed, May 13
Icelandair
Icelandair1 stop
WAS - LON
Icelandair
Icelandair1 stop
LON - WAS
755$
731$
Prime price per passenger
Tue, Jul 7 - Wed, Jul 15
American Airlines
American AirlinesDirect
WAS - LON
American Airlines
American AirlinesDirect
LON - WAS
855$
833$
Prime price per passenger
Wed, Jun 3 - Tue, Jun 9
Icelandair
Icelandair1 stop
WAS - LON
Icelandair
Icelandair1 stop
LON - WAS
937$
931$
Prime price per passenger
Sat, Jun 13 - Thu, Jun 18
Icelandair
Icelandair1 stop
WAS - LON
Icelandair
Icelandair1 stop
LON - WAS
950$
942$
Prime price per passenger
Wed, Jun 24 - Wed, Jun 24
American Airlines
American AirlinesDirect
WAS - LON
American Airlines
American AirlinesDirect
LON - WAS
1002$
991$
Prime price per passenger
Wed, May 13
American Airlines
American AirlinesDirect
WAS - LON
340$
324$
Prime price per passenger
Tue, Jul 14
American Airlines
American AirlinesDirect
WAS - LON
373$
362$
Prime price per passenger
Thu, Jun 11
American Airlines
American AirlinesDirect
WAS - LON
541$
509$
Prime price per passenger
Thu, Jul 2
American Airlines
American AirlinesDirect
WAS - LON
544$
509$
Prime price per passenger
Tue, May 19
Iberia
Iberia1 stop
WAS - LON
560$
538$
Prime price per passenger
Wed, Jun 3
TAP Portugal
TAP Portugal1 stop
WAS - LON
673$
663$
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Washington, D.C. to London

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of July. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Jul 13 - Jul 19
Flights from just $536
$588
$610
$597
$622
$695
$655
$654
$720
$695
$644
$591
$536
AprilMayJuneJuly
Flying Time10 hoursWhen flying from Washington, D.C. to London, this can take around 10 hours in flying time, however this flight duration can vary due to other factors
Cheapest flight$324The best price for flights from Washington, D.C. to London offered by eDreams, which have been found by our customers in the last 3 days
Origin airportsWashington Dulles International Airport, Ronald Reagan Washington National AirportFor flights from Washington, D.C. to London
Destination airportsHeathrow Airport, Gatwick Airport, London Luton Airport, London Stansted Airport, London City AirportWhen traveling from Washington, D.C. to London
Peak seasonMarchMarch is the busiest time to fly from Washington, D.C. to London according to search data results from our customers
Airlines operating this routeVirgin Atlantic, British Airways, IberiaAirline(s) that fly from Washington, D.C. to London
One-way average Price$1,085A flight from Washington, D.C. to London at eDreams will cost around $1,085, this being based on prices of the previous 6 months of data
Best time to bookMarchJune is one of the most frequent times to fly to London from Washington, D.C. according to real data from our customers
Distance: 3665 miles
Washington, D.C. airports
Dulles Intl (IAD)How far from city center: 23 miles
R Reagan National (DCA)How far from city center: 3 miles
London airports
Heathrow (LHR)How far from city center: 14 miles
Gatwick (LGW)How far from city center: 25 miles
Luton International (LTN)How far from city center: 27 miles
Stansted (STN)How far from city center: 30 miles
London City (LCY)How far from city center: 7 miles
Southend (SEN)How far from city center: 35 miles

Are you planning to travel to London for vacations, business or family visits? eDreams offers you the cheapest flights and best deals departing from Washington, D.C.. With our fast search engine you will get a large selection of airfares from standard and low cost airlines worldwide and easily book your tickets for this route. If you are flexible we help you identify the cheapest day to fly to London and if you need to leave soon you can check our most convenient last minute fares. Read all the useful information about your next destination and proceed to the reservation, indicating your flight dates and completing your travel booking with hotels and car rental!

Frequently asked questions about flights from Washington, D.C. to London

What are the benefits of booking flexible flight tickets?
Using the flexible flight ticket, you're guaranteed a refund or a rebooking option (without fees) in case of flight cancellations when travelling to United Kingdom. At eDreams have you covered!
On average, how much is the price of a flight from Washington, D.C. to London?
When you fly from Washington, D.C. to London the average price is $1,085. However, this price depends on many other factors such as seasonality or how far in advance the route has been booked.
For flights from Washington, D.C. to London, how can I find the cheapest price?
The cheapest price for a flight from Washington, D.C. to London is $324. At eDreams we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
When booking, when is the best time to get the best prices for flights from Washington, D.C. to London?
The most popular months to book a trip from Washington, D.C. to London are January, March and May, based on the searches of our customers.
When is the best time to travel from Washington, D.C. to London?
The best time of the year to visit London depends on lots of personal preferences, especially the price. Regarding popularity, May is the best month to fly to London from Washington, D.C. in terms of searches from our customers, followed by June and November. If you prefer to avoid the busy season and get away from the crowds February, September and March are the months with fewer searches for Washington, D.C. - London.
How long does the flight from Washington, D.C. to London take?
Flight length from Washington, D.C. to London is around 10 hours on average, at an average distance of 3,665.14 mi, for flights for the route (which may have 1 or more stops in other cities in between).

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