Flights from Washington DC to London

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  • Booking tips
Outbound flight: 04/13/23
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
$574
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Outbound flight: 04/13/23
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
$635
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Outbound flight: 04/13/23
17:45 IAD
05:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Lufthansa
$637
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Outbound flight: 04/13/23
18:20 IAD
06:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Delta Air Lines
$639
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Outbound flight: 04/13/23
18:20 IAD
06:45 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
Virgin Atlantic Airways
$646
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Outbound flight: 04/13/23
22:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
direct
British Airways
$661
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Outbound flight: 12/20/22
19:40 IAD
10:50 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Icelandair
Return flight: 01/03/23
20:40 LON
18:30 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
Icelandair
$725
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Outbound flight: 12/20/22
19:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Icelandair
Return flight: 01/03/23
20:40 LON
18:30 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
Icelandair
$725
Check
Outbound flight: 12/20/22
19:40 IAD
10:55 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
Icelandair
Return flight: 01/03/23
12:00 LON
18:10 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
1 Stopover
Icelandair
$772
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Outbound flight: 12/24/22
08:41 IAD
06:20 LON
Washington DC - Dulles International Airport, DC
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
1 Stopover
United Airlines
Return flight: 01/07/23
17:00 LON
10:30 IAD
London, all Airports (LCY, LGW, LHR, LTN, STN, SEN)
Washington DC - Dulles International Airport, DC
2 Stopovers
United Airlines
$787
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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

Favorite airline: United Airlines
United Airlines is the most popular airline for flights from Washington DC to London.
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
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.