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Tips and tricks to help you find cheap flights from Washington DC to London-Heathrow

Favorite airline: United Airlines
Flight tickets on the route Washington DC – London Heathrow are most frequently booked 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
On this route, direct flights are $128.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
07h 25min
19h 25min
28h 08min
$609
$481
$1,374
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 58 % of travelers will book 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 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