Find Deals on Flights from Washington Dulles Intl to London (IAD - LON)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington Dulles Intl to London

(Round-trip)
Depart: Tue Feb 9 2016 Return: Wed Feb 17 2016 Trip spans 9 days
Turkish Airlines
Turkish Airlines
IAD
LGW
30h 45m
1 stop
LGW
IAD
30h 50m
1 stop
Depart: Fri Mar 4 2016 Return: Sun Mar 6 2016 Trip spans 3 days
Air Canada
Air Canada
IAD
LHR
26h 55m
2 stops
LHR
IAD
14h 00m
1 stop
Depart: Fri Mar 11 2016 Return: Sun Mar 13 2016 Trip spans 3 days
United
United
IAD
LHR
13h 50m
1 stop
LHR
IAD
18h 40m
1 stop
Depart: Thu Apr 21 2016 Return: Thu May 12 2016 Trip spans 22 days
Icelandair
Icelandair
IAD
LGW
10h 10m
1 stop
LGW
IAD
11h 00m
1 stop
Depart: Wed May 18 2016 Return: Mon May 30 2016 Trip spans 13 days
Icelandair
Icelandair
IAD
LHR
25h 00m
1 stop
LHR
IAD
20h 35m
1 stop
Depart: Sat Feb 27 2016 Return: Mon Feb 29 2016 Trip spans 3 days
Austrian Airlines
Austrian Airlines
IAD
LHR
7h 15m
nonstop
LHR
IAD
8h 30m
nonstop
Depart: Mon Feb 29 2016 Return: Wed Mar 9 2016 Trip spans 10 days
Finnair
Finnair
IAD
LHR
7h 10m
nonstop
LHR
IAD
8h 25m
nonstop
Depart: Wed Aug 31 2016 Return: Mon Sep 5 2016 Trip spans 6 days
WestJet
WestJet
IAD
LGW
18h 21m
2 stops
LGW
IAD
38h 27m
2 stops
Depart: Sat Feb 13 2016 Return: Sat Feb 27 2016 Trip spans 15 days
Lufthansa
Lufthansa
IAD
LHR
7h 15m
nonstop
LHR
IAD
8h 30m
nonstop
Depart: Sun Mar 27 2016 Return: Sun Apr 3 2016 Trip spans 8 days
American Airlines
American Airlines
IAD
LGW
17h 35m
2 stops
LGW
IAD
16h 00m
2 stops
Depart: Sat Apr 2 2016 Return: Tue Apr 12 2016 Trip spans 11 days
British Airways
British Airways
IAD
LHR
7h 15m
nonstop
LHR
IAD
8h 00m
nonstop
Depart: Sun May 15 2016 Return: Wed Jun 8 2016 Trip spans 25 days
Aer Lingus
Aer Lingus
IAD
LCY
11h 40m
1 stop
LCY
IAD
11h 45m
1 stop
Depart: Fri May 20 2016 Return: Sat Jun 4 2016 Trip spans 16 days
SAS
SAS
IAD
LHR
14h 50m
1 stop
LHR
IAD
13h 05m
1 stop
Depart: Fri May 27 2016 Return: Mon Jun 13 2016 Trip spans 18 days
$1115
Select
Air Canada
Air Canada
IAD
LGW
12h 55m
1 stop
LGW
IAD
13h 25m
1 stop
Depart: Tue May 24 2016 Return: Tue May 31 2016 Trip spans 8 days
$1227
Select
Major Airline
Major Airline
IAD
LGW
7h 30m
nonstop
LGW
IAD
7h 30m
nonstop
Depart: Tue Mar 1 2016 Return: Sun Mar 6 2016 Trip spans 6 days
$1261
Select
Alitalia
Alitalia
IAD
LCY
19h 35m
2 stops
LCY
IAD
25h 50m
2 stops
Direct flights IAD to LON on Delta
Flight # Depart IAD Arrive LHR Sun Mon Tue Wed Thu Fri Sat Valid Between
4383 7:10 pm 7:35 am Feb 26 - Mar 12
4383 7:10 pm 7:35 am Feb 17 - Feb 23
4383 7:10 pm 7:35 am Jan 30 - Feb 15
4383 8:10 pm 7:35 am Mar 13 - Mar 25
4383 9:30 pm 9:55 am Feb 4 - Feb 18
4383 9:30 pm 9:55 am Feb 25 - Mar 3
4383 9:30 pm 9:55 am Mar 10 - Mar 10
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find on occasion that certain prices are no longer available.

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Airports
Origin

Washington
$631
Destination

London
only $659
only $878
only $631