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Find Flight Deals from United States to London

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to London

(Round-trip)
Depart: Thu Jan 22 2015 Return: Tue Feb 3 2015 Trip spans 13 days
Norwegian
Norwegian
JFK
5:30p
LGW
12:00a
6h 30m
nonstop
LGW
1:05p
JFK
9:00p
7h 55m
nonstop
Depart: Wed Jan 21 2015 Return: Sun Feb 8 2015 Trip spans 19 days
Transaero Airlines
Transaero Airlines
JFK
9:25a
LHR
1:15a
15h 50m
1 stop
LHR
7:25a
JFK
12:15p
28h 50m
1 stop
Depart: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
United
United
EWR
4:00p
LHR
5:35a
13h 35m
1 stop
LHR
6:05a
EWR
1:55p
7h 50m
nonstop
Depart: Wed Jan 28 2015 Return: Sun Feb 8 2015 Trip spans 12 days
Norwegian
Norwegian
LAX
1:20p
LGW
11:50p
10h 30m
nonstop
LGW
7:50a
LAX
7:20p
11h 30m
nonstop
Depart: Mon Mar 9 2015 Return: Thu Mar 12 2015 Trip spans 4 days
Icelandair
Icelandair
EWR
4:55p
LGW
3:15a
10h 20m
1 stop
LGW
8:30a
EWR
7:00p
10h 30m
1 stop
Depart: Mon Jan 12 2015 Return: Mon Jan 26 2015 Trip spans 15 days
Turkish Airlines
Turkish Airlines
BOS
5:55p
LGW
11:15p
29h 20m
1 stop
LGW
7:40a
BOS
5:35p
33h 55m
1 stop
Depart: Wed Mar 18 2015 Return: Mon Apr 20 2015 Trip spans 34 days
Turkish Airlines
Turkish Airlines
IAD
8:30p
LGW
2:55a
30h 25m
1 stop
LGW
1:10p
IAD
7:10p
30h 00m
1 stop
Depart: Sat Jan 10 2015 Return: Thu Jan 15 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
LGA
11:30a
STN
9:50p
34h 20m
2 stops
STN
2:40p
LGA
7:55p
29h 15m
3 stops
Depart: Sun Jan 11 2015 Return: Tue Jan 20 2015 Trip spans 10 days
Multiple Airlines
Multiple Airlines
JFK
4:12p
STN
8:15a
16h 03m
1 stop
STN
12:05p
JFK
1:42p
25h 37m
1 stop
Depart: Tue Jan 6 2015 Return: Mon Jan 26 2015 Trip spans 21 days
Multiple Airlines
Multiple Airlines
EWR
5:40p
STN
11:45a
18h 05m
2 stops
STN
12:05p
EWR
6:05p
30h 00m
2 stops
Depart: Thu May 28 2015 Return: Sun May 31 2015 Trip spans 4 days
Icelandair
Icelandair
BOS
10:35a
LHR
2:45a
16h 10m
1 stop
LHR
5:10p
BOS
1:00p
19h 50m
1 stop
Depart: Sat Jun 20 2015 Return: Wed Jun 24 2015 Trip spans 5 days
Aeroflot
Aeroflot
IAD
10:50a
LHR
12:25p
25h 35m
1 stop
LHR
6:45p
IAD
1:50p
19h 05m
1 stop
Change your search
Airports
Origin

New York City
only $689
only $584
Los Angeles
$634
Newark
$623
Washington
$682
Boston
$679
Destination

London
only $615
only $584
only $689