Flights from London to Washington DC

Search and find cheap flights from London to Washington DC (United States, North America)
Search and find cheap flights from London to Washington DC (United States, North America)

Looking for the best tickets for London to Washington DC?

Look no more. We’ve gone through the latest 66,506,171 fares to bring you all the insights you could possibly want.
Expect to pay
606 USD for flights from London to Washington DC leaving on 7/31/2017 and returning on 9/1/2017
Low 464 USD
606 USD
High 1,203 USD
Choose my own dates
Best time to book
Cheapest time to buy a ticket for London — Washington DC is approximately 60 days to departure.
London to Washington DC flights are usually cheapest between 2 and 4 months before departure.
Days before departure
Best month
Cheapest time of year to fly to Washington DC from London is February and May. Most expensive are July and December.
Currently the cheapest days to fly this route are between July and September.
Impact on price
Cheapest airline
According to our data, Delta Air Lines, United Airlines and Deutsche Lufthansa are the cheapest airlines to fly this route.
Popular airlines for this route are Delta Air Lines, United Airlines and Deutsche Lufthansa.
Impact on price (additional fees may apply)
Delta Air Lines
+30%
United Airlines
+32%
Deutsche Lufthansa
+34%
Cityjet
+35%
Brussels Airlines
+36%
Major Carrier
+37%
Best time to fly
London to Washington DC flights are approximately 7% more expensive in the noon than in the evening.
It's generally cheaper to take evening flights from London to Washington DC.
Impact on price
Cheapest day
Cheapest day of week is typically Thursday and the most expensive is typically Sunday.
Sunday is normally the most expensive day to fly, whilst Thursday tends to be the cheapest.
Impact on price
Cheapest route
Fly Heathrow - R Reagan Nat for the best London to Washington DC flight prices saving up to 3% on average.
Of the possible routes between London and Washington DC best prices tend to be found on Heathrow - R Reagan Nat.
We've got 39 booking sites supporting this and nearby routes.
Impact on price
Heathrow-R Reagan Nat
+3%
Gatwick-Baltimore
+4%
Heathrow-Baltimore
+7%
Gatwick-R Reagan Nat
+9%
Heathrow-Dulles Intl
+9%
London City Airport-Dulles Intl
+18%
Direct flights
There are direct flights from London to Washington DC all week with a flight time of 8 hours 5 minutes.
Direct flights available: 184 PER WEEK
Popular non-direct routes for this connection are Heathrow - Keflavik Intl - Dulles Intl, Heathrow - Copenhagen Airport - Dulles Intl and Gatwick - Keflavik Intl - Dulles Intl.
You can fly from London to Washington DC indirect via Keflavik Intl, Copenhagen Airport or Dublin.
Direct flights available on
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday

Go right away

Last minute flights from London to Washington DC
Return trip
May 27 - May 30
533 USD
FlyingCOM
LON LON
10h 55min
1 stop
WAS WAS
WAS WAS
12h 44min
1 stop
LON LON
Return trip
May 26 - May 29
534 USD
FlyingCOM
LON LON
11h 44min
1 stop
WAS WAS
WAS WAS
9h 22min
1 stop
LON LON
Return trip
May 30 - Jan 6
616 USD
ChecknFlyUK
LON LON
10h 40min
1 stop
WAS WAS
WAS WAS
7h 15min
Direct
LON LON

Go for less - experience more

Cheap flights from London to Washington DC
Return trip
Jun 10 - Sep 21
499 USD
AppleFlightsUK
LON LON
8h 5min
Direct
WAS WAS
WAS WAS
9h 40min
1 stop
LON LON
Return trip
Jun 10 - Jun 25
675 USD
ChecknFlyUK
LON LON
11h 40min
1 stop
WAS WAS
WAS WAS
11h 53min
1 stop
LON LON
Return trip
Jun 9 - Jun 27
722 USD
EDreamsUS
LON LON
11h 0min
1 stop
WAS WAS
WAS WAS
15h 21min
1 stop
LON LON

Coming or going?

Cheap flights from Washington DC to London
Return trip
May 25 - Jun 1
781 USD
OmegaTravelUS
WAS WAS
16h 45min
1 stop
LON LON
LON LON
31h 10min
1 stop
WAS WAS
Return trip
May 25 - Aug 24
787 USD
STATravelUS
WAS WAS
7h 19min
Direct
LON LON
LON LON
11h 15min
1 stop
WAS WAS
Return trip
May 25 - Jun 2
803 USD
TravelgenioUS
WAS WAS
13h 50min
1 stop
LON LON
LON LON
31h 5min
1 stop
WAS WAS

Weather forecast for Washington DC

Going soon? Be prepared for the weather in Washington DC.

So what's it going to cost once you're in Washington DC

Compare the costs of everyday items in London and Washington DC
CAPPUCCINO
Regular
London
3.41 USD
-29%
Washington DC
4.41 USD
Cappuccino is 29% more expensive in Washington DC than London
MEAL
Inexpensive
London
19.52 USD
24%
Washington DC
14.91 USD
Meal is 24% cheaper in Washington DC than London
MILK
1 liter
London
4.43 USD
14%
Washington DC
3.79 USD
Milk is 14% cheaper in Washington DC than London
BUS
One-way ticket
London
3.26 USD
16%
Washington DC
2.73 USD
Bus is 16% cheaper in Washington DC than London
MOVIE THEATER
1 ticket
London
15.62 USD
17%
Washington DC
12.92 USD
movie theater is 17% cheaper in Washington DC than London
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