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
587 USD for flights from London to Washington DC leaving on 6/5/2017 and returning on 7/7/2017
Low 449 USD
587 USD
High 1,172 USD
Choose my own dates
Best time to book
Cheapest time to buy a ticket for London — Washington DC is approximately 17 days to departure.
Normally the best deals on London to Washington DC flights are available 2 to 4 months prior to departure.
Days before departure
Best month
Cheapest time of year to fly to Washington DC from London is January and February. Most expensive are November and December.
The cheapest flights from London to Washington DC are currently available between June and July.
Impact on price
Cheapest airline
According to our data, Brussels Airlines, Delta Air Lines and Major Carrier are the cheapest airlines to fly this route.
Brussels Airlines, Delta Air Lines and Major Carrier are the most popular choices flying from London to Washington DC.
Impact on price (additional fees may apply)
Brussels Airlines
+24%
Delta Air Lines
+25%
Major Carrier
+25%
Deutsche Lufthansa
+26%
United Airlines
+26%
Swiss International Air Lines
+27%
Best time to fly
London to Washington DC flights are approximately 7% more expensive in the afternoon 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 Wednesday and the most expensive is typically Sunday.
Sunday is normally the most expensive day to fly, whilst Wednesday 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-R Reagan Nat
+5%
Gatwick-Baltimore
+6%
Heathrow-Baltimore
+7%
Heathrow-Dulles Intl
+7%
Gatwick-Dulles Intl
+8%
Direct flights
There are direct flights from London to Washington DC all week with a flight time of 6 hours 50 minutes.
Direct flights available: 172 PER WEEK
Popular non-direct routes for this connection are Heathrow - Copenhagen Airport - Dulles Intl, Heathrow - Keflavik Intl - Dulles Intl and Gatwick - Keflavik Intl - Baltimore.
You can fly from London to Washington DC indirect via Copenhagen Airport, Keflavik Intl 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
Mar 30 - Apr 14
474 USD
AppleFlightsUK
LON LON
11h 20min
1 stop
WAS WAS
WAS WAS
7h 25min
Direct
LON LON
Return trip
Mar 31 - Apr 15
644 USD
CFOpodoCOM
LON LON
11h 0min
1 stop
WAS WAS
WAS WAS
10h 45min
1 stop
LON LON
Return trip
Apr 2 - Apr 16
932 USD
AppleFlightsUK
LON LON
8h 5min
Direct
WAS WAS
WAS WAS
9h 20min
1 stop
LON LON

Go for less - experience more

Cheap flights from London to Washington DC
Return trip
Apr 13 - Apr 17
554 USD
FaregeekUS
LON LON
8h 5min
Direct
WAS WAS
WAS WAS
19h 10min
1 stop
LON LON
Return trip
Apr 14 - Apr 19
584 USD
FaregeekUS
LON LON
12h 38min
1 stop
WAS WAS
WAS WAS
7h 35min
Direct
LON LON
Return trip
Apr 14 - Apr 17
788 USD
OmegaTravelUS
LON LON
25h 30min
1 stop
WAS WAS
WAS WAS
14h 50min
1 stop
LON LON

Coming or going?

Cheap flights from Washington DC to London
Return trip
Mar 30 - Apr 4
695 USD
CheapTickets
WAS WAS
20h 20min
2 stops
LON LON
LON LON
15h 1min
2 stops
WAS WAS
Return trip
Mar 30 - Apr 3
711 USD
Travel2beUS
WAS WAS
11h 55min
1 stop
LON LON
LON LON
22h 30min
1 stop
WAS WAS
Return trip
Mar 30 - Apr 10
717 USD
CheapTickets
WAS WAS
21h 20min
2 stops
LON LON
LON LON
13h 2min
2 stops
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
3.29 USD
-31%
Washington DC
4.32 USD
Cappuccino is 31% more expensive in Washington DC than London
MEAL
Inexpensive
London
18.8 USD
20%
Washington DC
14.98 USD
Meal is 20% cheaper in Washington DC than London
MILK
1 liter
London
4.29 USD
9%
Washington DC
3.89 USD
Milk is 9.4% cheaper in Washington DC than London
BUS
One-way ticket
London
3.14 USD
12%
Washington DC
2.75 USD
Bus is 12% cheaper in Washington DC than London
MOVIE THEATER
1 ticket
London
15.03 USD
14%
Washington DC
12.98 USD
movie theater is 14% cheaper in Washington DC than London
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