Favorite airline: United Airlines
Flight tickets on the route Washington-DC – London Heathrow are most frequently booked with United Airlines.
United Airlines
8 %
Austrian Airlines
7 %
6 %
Tip: book 4 months before departure
Save up to 57 % by booking flights 4 months before departure.
107 days before departure
Cheapest weekday: Wednesday
The cheapest flights on this route are operated on Wednesday.
Direct flights are more expensive
On this route, direct flights are $81.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
07h 15min
19h 25min
19h 30min
The favorite connection is non-stop
Non-stop flights are especially popular on this route. 44 % of travelers will book a direct flight.
Direct flights
07h 15min, from $562
44 %
1 stopover New York - John F. Kennedy International Airport, NY
14h 18min, from $532
14 %
1 stopover Boston Logan International Airport, MA
15h 50min, from $548
6 %