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Outbound flight: 08/12/21
17:30 IAD
11:00 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
TAP Air Portugal
$269
Check
Outbound flight: 08/12/21
16:30 IAD
08:35 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Air Canada, Lufthansa
$484
Check
Outbound flight: 08/12/21
18:20 IAD
06:25 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Delta Air Lines
$509
Check
Outbound flight: 08/12/21
22:00 IAD
10:30 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
United Airlines
$509
Check
Outbound flight: 08/12/21
18:30 IAD
06:50 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Finnair
$510
Check
Outbound flight: 08/12/21
10:53 IAD
06:20 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
2 Stopovers
American Airlines
$519
Check
Outbound flight: 08/12/21
22:30 IAD
10:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
British Airways
$523
Check
Outbound flight: 08/12/21
18:20 IAD
06:25 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Virgin Atlantic Airways
$530
Check
Outbound flight: 08/12/21
13:16 IAD
07:05 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
KLM
$535
Check
Outbound flight: 08/12/21
23:15 IAD
20:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Turkish Airlines
$542
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

Favorite airline: United Airlines
22 % of flights booked on the route from Washington DC to London are booked with United Airlines, Lufthansa and Austrian Airlines.
United Airlines
8 %
Lufthansa
7 %
Austrian Airlines
7 %
Tip: book 2 months before departure
Our tip: book flights on this route 2 months before departure and save up to 53 %.
76 days before departure
Direct flights are more expensive
Compared to direct flights, flights with a stopover on this route are on average 27 % cheaper.
non stop flight
1 stop
2 stops
07h 25min
19h 25min
17h 35min
$609
$481
$622
The favorite connection is non-stop
Flights from Washington DC to London are most often booked as a direct flight.
Route
bookings
Direct flights
07h 25min, from $609
40 %
1 stopover Dublin
09h 45min, from $721
9 %
1 stopover Zurich (Zürich)-Kloten
11h 25min, from $643
7 %
Flight information Washington DC - London
Alternative flight routes
Cheap direct flights
Flight details Washington DC - London
  • Flight duration: min. 07:00 / max. 07:25
  • Distance: 5927 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.