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Outbound flight: 08/12/21
18:30 WAS
06:50 LHR
Washington-DC
London Heathrow
direct
Finnair
$510
Check
Outbound flight: 08/12/21
19:15 WAS
11:20 LHR
Washington-DC
London Heathrow
1 Stopover
United Airlines
$527
Check
Outbound flight: 08/12/21
16:40 WAS
06:50 LHR
Washington-DC
London Heathrow
1 Stopover
British Airways
$532
Check
Outbound flight: 08/12/21
13:16 WAS
07:05 LHR
Washington-DC
London Heathrow
1 Stopover
KLM
$535
Check
Outbound flight: 08/12/21
23:15 WAS
20:45 LHR
Washington-DC
London Heathrow
1 Stopover
Turkish Airlines
$542
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Outbound flight: 08/12/21
18:30 WAS
10:15 LHR
Washington-DC
London Heathrow
1 Stopover
Brussels Airlines
$554
Check
Outbound flight: 12/16/21
16:30 WAS
07:00 LHR
Washington-DC
London Heathrow
1 Stopover
American Airlines
Return flight: 01/04/22
17:00 LHR
20:25 WAS
London Heathrow
Washington-DC
direct
Finnair
$598
Check
Outbound flight: 12/16/21
22:40 WAS
10:40 LHR
Washington-DC
London Heathrow
direct
American Airlines
Return flight: 01/04/22
17:00 LHR
20:25 WAS
London Heathrow
Washington-DC
direct
Finnair
$602
Check
Outbound flight: 12/16/21
22:40 WAS
10:40 LHR
Washington-DC
London Heathrow
direct
Finnair
Return flight: 01/04/22
14:15 LHR
22:15 WAS
London Heathrow
Washington-DC
1 Stopover
American Airlines
$603
Check
Outbound flight: 12/16/21
18:20 WAS
06:30 LHR
Washington-DC
London Heathrow
direct
Air France
Return flight: 01/04/22
08:40 LHR
16:15 WAS
London Heathrow
Washington-DC
1 Stopover
Delta Air Lines
$606
Check
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Washington-DC to London-Heathrow

Favorite airline: United Airlines
21 % of bookings on this flight route are made with United Airlines, Lufthansa and Austrian Airlines.
United Airlines
8 %
Lufthansa
7 %
Austrian Airlines
6 %
Tip: book 2 months before departure
If booked 2 months before travel, flights cost only $467.00.
76 days before departure
Stopover flights are the cheapest connection
Direct flights on this route are $128.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
07h 25min
19h 25min
13h 46min
$609
$481
$834
The favorite connection is non-stop
46 % of all bookings on the route Washington-DC to London Heathrow are for non-stop flights.
Route
bookings
Direct flights
07h 25min, from $609
46 %
1 stopover New York - John F. Kennedy International Airport, NY
10h 25min, from $633
16 %
1 stopover Boston Logan International Airport, MA
11h 50min, from $588
6 %
Flight information Washington-DC - London Heathrow
Alternative flight routes
Cheap direct flights
Flight details Washington-DC - London Heathrow
  • Flight duration: min. 07:00 / max. 08:22
  • Distance: 5885 km
  • Flights per week: 53
  • Return flight duration: min. 08:20 / max. 08:45
Top Flight Routes
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* Prices may vary, please check the travel details given by the online travel agency before booking. Prices include taxes.