Flights from Washington DC to London

Search and find cheap flights from Washington DC to London (United Kingdom, Europe)
Search and find cheap flights from Washington DC to London (United Kingdom, Europe)

Looking for the best tickets for Washington DC to London?

Look no more. We’ve gone through the latest 35,314,721 fares to bring you all the insights you could possibly want.
Best time to book
Cheapest time to buy a ticket for Washington DC — London is approximately 60 days to departure.
Washington DC to London flights are usually cheapest between 2 and 4 months before departure.
Days before departure
Best month
Cheapest time of year to fly to London from Washington DC is January and February. Most expensive are June and July.
Currently the cheapest days to fly this route are between July and August.
Impact on price
Cheapest airline
According to our data, Turkish Airlines, WOW air and Icelandair are the cheapest airlines to fly this route.
Popular airlines for this route are Turkish Airlines, WOW air and Icelandair.
Impact on price (additional fees may apply)
Turkish Airlines
+13%
WOW air
+13%
Icelandair
+25%
TAP Portugal
+29%
Aer Lingus
+32%
JetBlue Airways
+33%
Best time to fly
Washington DC to London flights are approximately 5% more expensive in the evening than in the noon.
It's generally cheaper to take noon flights from Washington DC to London.
Impact on price
Cheapest day
Cheapest day of week is typically Wednesday and the most expensive is typically Saturday.
Saturday is normally the most expensive day to fly, whilst Wednesday tends to be the cheapest.
Impact on price
Cheapest route
Fly R Reagan Nat - Heathrow for the best Washington DC to London flight prices saving up to 1% on average.
Of the possible routes between Washington DC and London best prices tend to be found on R Reagan Nat - Heathrow.
We scan 28 sites offering flights from Washington DC to London to find all the best options.
Impact on price
R Reagan Nat-Heathrow
+2%
Baltimore-Gatwick
+3%
R Reagan Nat-Gatwick
+4%
Baltimore-Heathrow
+4%
Dulles Intl-Gatwick
+4%
Dulles Intl-Heathrow
+5%
Direct flights
There are direct flights from Washington DC to London all week with a flight time of 7 hours 0 minutes.
Direct flights available: 143 PER WEEK
Popular non-direct routes for this connection are Dulles Intl - Keflavik Intl - Gatwick, R Reagan Nat - Ottawa Intl - Heathrow and Baltimore - Keflavik Intl - Gatwick.
Stop-off cities for indirect flights from Washington DC to London include Keflavik Intl, Ottawa Intl and Copenhagen Airport.
Direct flights available on
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday

Go right away

Last minute flights from Washington DC to London
Return trip
20 Aug - 24 Sep
783 CAD
ITravel2000CAIntl
WAS WAS
7h 9min
Direct
LON LON
LON LON
14h 16min
1 stop
WAS WAS
Return trip
19 Aug - 30 Sep
841 CAD
FlyFar
WAS WAS
27h 10min
1 stop
LON LON
LON LON
31h 36min
1 stop
WAS WAS
Return trip
5 Jun - 23 Jun
1,094 CAD
FaregeekCA
WAS WAS
29h 15min
1 stop
LON LON
LON LON
18h 0min
1 stop
WAS WAS

Go for less - experience more

Cheap flights from Washington DC to London
Return trip
20 Aug - 24 Sep
783 CAD
ITravel2000CAIntl
WAS WAS
7h 9min
Direct
LON LON
LON LON
14h 16min
1 stop
WAS WAS
Return trip
19 Aug - 30 Sep
841 CAD
FlyFar
WAS WAS
27h 10min
1 stop
LON LON
LON LON
31h 36min
1 stop
WAS WAS
Return trip
5 Jun - 23 Jun
1,094 CAD
FaregeekCA
WAS WAS
29h 15min
1 stop
LON LON
LON LON
18h 0min
1 stop
WAS WAS

Coming or going?

Cheap flights from London to Washington DC
Return trip
3 Sep - 24 Sep
654 CAD
CFWorldAirFaresUK
LON LON
20h 35min
1 stop
WAS WAS
WAS WAS
10h 10min
1 stop
LON LON
Return trip
5 Jun - 14 Jun
927 CAD
DohopUK
LON LON
16h 25min
1 stop
WAS WAS
WAS WAS
12h 50min
1 stop
LON LON

Weather forecast for London

Going soon? Be prepared for the weather in London.

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

Compare the costs of everyday items in Washington DC and London
CAPPUCCINO
Regular
Washington DC
5.93 CAD
24%
London
4.52 CAD
Cappuccino is 24% cheaper in London than Washington DC
MEAL
Inexpensive
Washington DC
20.42 CAD
-27%
London
25.96 CAD
Meal is 27% more expensive in London than Washington DC
MILK
1 liter
Washington DC
5.3 CAD
-11%
London
5.87 CAD
Milk is 11% more expensive in London than Washington DC
BUS
One-way ticket
Washington DC
3.74 CAD
-16%
London
4.32 CAD
Bus is 16% more expensive in London than Washington DC
MOVIE THEATER
1 ticket
Washington DC
17.69 CAD
-17%
London
20.77 CAD
movie theater is 17% more expensive in London than Washington DC
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