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
466 USD for flights from London to Washington DC leaving on 11/27/2017 and returning on 12/29/2017
Low 233 USD
466 USD
High 1,285 USD
Choose my own dates
Best time to book
Cheapest time to buy a ticket for London — Washington DC is approximately 51 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 September and October. Most expensive are July and December.
Currently the cheapest days to fly this route are between November and December.
Impact on price
Cheapest airline
According to our data, Norwegian Air Shuttle, Icelandair and WOW air are the cheapest airlines to fly this route.
Norwegian Air Shuttle, Icelandair and WOW air are the most popular choices flying from London to Washington DC.
Impact on price (additional fees may apply)
Norwegian Air Shuttle
+2%
Icelandair
+7%
WOW air
+15%
Aer Lingus
+17%
Swiss International Air Lines
+20%
Brussels Airlines
+24%
Best time to fly
London to Washington DC flights are approximately 7% more expensive in the afternoon than in the evening.
Afternoon flights tend to be the most expensive.
Impact on price
Cheapest day
Sunday is normally the most expensive day to fly, whilst Thursday tends to be the cheapest.
Cheapest day of week is typically Thursday and the most expensive is typically Sunday.
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.
Heathrow - R Reagan Nat tends to be 3% cheaper than Gatwick - Dulles Intl.
We scan 73 sites offering flights from London to Washington DC to find all the best options.
Impact on price
Heathrow-R Reagan Nat
+8%
Gatwick-Baltimore
+12%
Heathrow-Baltimore
+12%
Gatwick-R Reagan Nat
+13%
Stansted-Dulles Intl
+16%
Heathrow-Dulles Intl
+16%
Direct flights
There are direct flights from London to Washington DC all week with a flight time of 8 hours 0 minutes.
Direct flights available: 159 PER WEEK
Popular non-direct routes for this connection are Heathrow - Dublin - Dulles Intl, Heathrow - Keflavik Intl - Dulles Intl and Gatwick - Keflavik Intl - Dulles Intl.
You can fly from London to Washington DC indirect via Dublin, Keflavik Intl or Frankfurt Intl.
Direct flights available on
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday

Get there quickly

Direct flights to Washington DC from London
Return trip
Dec 25 - Jan 5
509 USD
StudentUniverseUK
LON LON
8h 45min
Direct
WAS WAS
WAS WAS
7h 15min
Direct
LON LON
Return trip
Jan 3 - Jan 3
559 USD
VacationXpertUK
LON LON
8h 45min
Direct
WAS WAS
WAS WAS
7h 15min
Direct
LON LON

Go right away

Last minute flights from London to Washington DC
Return trip
Sep 30 - Oct 16
472 USD
AppleFlightsUK
LON LON
11h 35min
1 stop
WAS WAS
WAS WAS
9h 30min
1 stop
LON LON
Return trip
Sep 22 - Oct 10
483 USD
ExpediaCOM
LON LON
10h 55min
1 stop
WAS WAS
WAS WAS
10h 45min
1 stop
LON LON
Return trip
Oct 2 - Jan 1
511 USD
CFTravelJunctionUK
LON LON
11h 40min
1 stop
WAS WAS
WAS WAS
18h 10min
1 stop
LON LON

Go for less - experience more

Cheap flights from London to Washington DC
Return trip
Oct 5 - Oct 16
393 USD
ExpediaCOM
LON LON
11h 0min
1 stop
WAS WAS
WAS WAS
10h 45min
1 stop
LON LON
Return trip
Oct 5 - Oct 9
495 USD
WowAirGlobal
LON LON
11h 0min
1 stop
WAS WAS
WAS WAS
10h 45min
1 stop
LON LON
Return trip
Oct 5 - Oct 8
580 USD
Travomint
LON LON
12h 30min
1 stop
WAS WAS
WAS WAS
13h 15min
1 stop
LON LON

Coming or going?

Cheap flights from Washington DC to London
Return trip
Sep 21 - Oct 22
515 USD
WowAirGlobal
WAS WAS
10h 45min
1 stop
LON LON
LON LON
11h 0min
1 stop
WAS WAS
Return trip
Sep 21 - Sep 27
575 USD
EDreamsUS
WAS WAS
10h 45min
1 stop
LON LON
LON LON
11h 20min
1 stop
WAS WAS
Return trip
Sep 21 - Oct 3
582 USD
EDreamsUS
WAS WAS
10h 45min
1 stop
LON LON
LON LON
11h 0min
1 stop
WAS WAS

Weather forecast for Washington DC

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

Wednesday, Wednesday, August 30, 2017

30°C
20°C

Thursday, Thursday, August 31, 2017

31°C
17°C

Friday, Friday, September 1, 2017

25°C
16°C

Saturday, Saturday, September 2, 2017

28°C
18°C

Sunday, Sunday, September 3, 2017

24°C
20°C

Monday, Monday, September 4, 2017

30°C
22°C

Tuesday, Tuesday, September 5, 2017

36°C
22°C

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
3.6 USD
-21%
Washington DC
4.35 USD
Cappuccino is 21% more expensive in Washington DC than London
MEAL
Inexpensive
London
20.39 USD
27%
Washington DC
14.96 USD
Meal is 27% cheaper in Washington DC than London
MILK
1 liter
London
4.74 USD
21%
Washington DC
3.72 USD
Milk is 21% cheaper in Washington DC than London
BUS
One-way ticket
London
3.4 USD
27%
Washington DC
2.49 USD
Bus is 27% cheaper in Washington DC than London
MOVIE THEATER
1 ticket
London
16.31 USD
20%
Washington DC
12.97 USD
movie theater is 20% cheaper in Washington DC than London
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