Flights from Washington DC to London

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Outbound flight: 08/19/22
20:35 IAD
11:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Icelandair
Return flight: 09/02/22
13:05 LON
19:30 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
Icelandair
$564
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Outbound flight: 08/19/22
21:55 IAD
15:35 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
TAP Air Portugal
Return flight: 09/02/22
18:45 LON
14:40 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
TAP Air Portugal
$735
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Outbound flight: 08/19/22
22:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
American Airlines
Return flight: 09/02/22
15:00 LON
12:08 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
British Airways
$750
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Outbound flight: 08/19/22
18:00 IAD
10:15 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Brussels Airlines
Return flight: 09/02/22
15:00 LON
21:37 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
Air Canada
$806
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Outbound flight: 08/19/22
06:00 IAD
20:40 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
United Airlines
Return flight: 09/02/22
12:05 LON
22:19 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
United Airlines
$840
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Outbound flight: 08/19/22
18:30 IAD
06:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
United Airlines
Return flight: 09/02/22
14:05 LON
22:19 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
United Airlines
$845
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Outbound flight: 08/19/22
08:25 IAD
20:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
United Airlines
Return flight: 09/02/22
18:00 LON
15:29 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
United Airlines
$845
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Outbound flight: 08/19/22
22:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Finnair
Return flight: 09/02/22
09:45 LON
17:31 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
British Airways
$874
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Outbound flight: 08/19/22
18:30 IAD
06:50 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Iberia
Return flight: 09/02/22
16:00 LON
19:05 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
direct
Iberia
$875
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Outbound flight: 08/19/22
22:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Finnair
Return flight: 09/02/22
19:30 LON
12:08 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
British Airways
$878
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
The most popular airline for flights from Washington DC to London is United Airlines.
United Airlines
8 %
Lufthansa
7 %
Austrian Airlines
7 %
Tip: book 2 months before departure
The best time to find a cheap flight on this route is 2 months before travel. Save up to 53 %.
76 days before departure
Direct flights are more expensive
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
17h 35min
$609
$481
$622
The favorite connection is non-stop
40 % of travelers decide to book a direct flight on this route.
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.