Flights from Washington DC to London-Heathrow

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  • Booking tips
Outbound flight: 06/01/22
22:00 IAD
15:35 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
TAP Air Portugal
$291
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Outbound flight: 06/01/22
17:10 IAD
08:00 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
Aer Lingus Irish Airlines
$488
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Outbound flight: 06/01/22
17:20 IAD
08:10 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
United Airlines
$536
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Outbound flight: 06/01/22
06:00 IAD
20:40 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
United Airlines
$536
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Outbound flight: 06/01/22
08:15 IAD
20:55 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
direct
United Airlines
$539
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Outbound flight: 06/01/22
17:30 IAD
05:55 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
direct
United Airlines
$539
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Outbound flight: 06/01/22
22:20 IAD
15:45 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
Lufthansa
$558
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Outbound flight: 06/01/22
17:30 IAD
05:55 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
direct
Lufthansa
$569
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Outbound flight: 06/01/22
08:15 IAD
20:55 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
direct
Lufthansa
$569
Check
Outbound flight: 07/03/22
17:15 IAD
21:35 LHR
Washington DC - Dulles International Airport, DC
London Heathrow
1 Stopover
SAS Scandinavian Airlines
Return flight: 07/18/22
06:45 LHR
15:00 IAD
London Heathrow
Washington DC - Dulles International Airport, DC
1 Stopover
SAS Scandinavian Airlines
$583
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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
The majority of passengers on the route Washington DC – London Heathrow prefer to fly with United Airlines.
United Airlines
10 %
Lufthansa
8 %
Austrian Airlines
8 %
Tip: book 2 months before departure
The best time to buy tickets is 2 months before the flight. Pay only $467.00.
76 days before departure
Stopover flights are the cheapest connection
Compared to flights with a stopover, direct flights are $128.00 more expensive on this route.
non stop flight
1 stop
2 stops
07h 25min
19h 25min
28h 08min
$609
$481
$1,374
The favorite connection is non-stop
Flights from Washington DC to London Heathrow are most often booked as a direct flight.
Route
bookings
Direct flights
07h 25min, from $609
58 %
1 stopover Zurich (Zürich)-Kloten
11h 25min, from $643
7 %
1 stopover Brussels
11h 40min, from $640
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. 07:25
  • Distance: 5908 km
  • Flights per week: 52
  • 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.