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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: Mon May 4 2015 Return: Mon May 25 2015 Trip spans 22 days
Icelandair
Icelandair
JFK
4:40p
LHR
2:45a
10h 05m
1 stop
LHR
5:10p
JFK
1:25p
20h 15m
1 stop
Depart: Fri Jun 12 2015 Return: Sun Jun 14 2015 Trip spans 3 days
United
United
MIA
12:50p
LHR
1:10a
12h 20m
1 stop
LHR
2:30a
MIA
3:35p
13h 05m
1 stop
Depart: Wed Feb 4 2015 Return: Sun Mar 8 2015 Trip spans 32 days
Norwegian
Norwegian
LAX
1:20p
LGW
11:50p
10h 30m
nonstop
LGW
8:50a
LAX
8:20p
11h 30m
nonstop
Depart: Sun May 3 2015 Return: Tue May 5 2015 Trip spans 3 days
United
United
EWR
3:25p
LHR
1:15a
9h 50m
1 stop
LHR
6:05a
EWR
1:55p
7h 50m
nonstop
Depart: Thu Apr 23 2015 Return: Tue May 5 2015 Trip spans 13 days
Icelandair
Icelandair
EWR
4:45p
LGW
2:45a
10h 00m
1 stop
LGW
9:10a
EWR
8:00p
10h 50m
1 stop
Depart: Sat Apr 18 2015 Return: Tue Apr 28 2015 Trip spans 11 days
Icelandair
Icelandair
JFK
4:40p
LGW
11:10a
18h 30m
1 stop
LGW
9:10a
JFK
8:00p
10h 50m
1 stop
Depart: Thu Feb 5 2015 Return: Fri Feb 6 2015 Trip spans 2 days
Transaero Airlines
Transaero Airlines
LAX
12:15p
LHR
11:00p
10h 45m
nonstop
LHR
1:30p
LAX
4:10p
26h 40m
1 stop
Depart: Tue Feb 17 2015 Return: Tue Feb 24 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
5:35a
STN
11:45a
30h 10m
2 stops
STN
12:05p
JFK
10:30p
34h 25m
2 stops
Depart: Tue Feb 24 2015 Return: Sun Mar 1 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
EWR
9:59a
LTN
1:05p
27h 06m
3 stops
LTN
1:30a
EWR
3:48p
14h 18m
2 stops
Depart: Mon Mar 30 2015 Return: Tue Apr 14 2015 Trip spans 16 days
Multiple Airlines
Multiple Airlines
EWR
2:55p
STN
12:40p
21h 45m
1 stop
STN
2:30p
EWR
11:32p
33h 02m
2 stops
Depart: Tue Mar 24 2015 Return: Thu Apr 30 2015 Trip spans 38 days
Multiple Airlines
Multiple Airlines
LGA
12:30p
STN
5:05a
16h 35m
2 stops
STN
6:05p
LGA
6:48p
24h 43m
2 stops
Depart: Tue Mar 31 2015 Return: Tue Apr 7 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
JFK
6:19p
LTN
2:05p
19h 46m
1 stop
LTN
4:05p
JFK
3:14p
23h 09m
1 stop
Depart: Mon Mar 2 2015 Return: Sat Mar 7 2015 Trip spans 6 days
Multiple Airlines
Multiple Airlines
BOS
3:25p
STN
11:35p
56h 10m
2 stops
STN
5:10p
BOS
8:40a
38h 30m
3 stops
Depart: Mon Mar 9 2015 Return: Wed Mar 18 2015 Trip spans 10 days
Multiple Airlines
Multiple Airlines
LGA
5:25a
LGW
6:20a
24h 55m
2 stops
LGW
8:50a
LGA
5:00p
32h 10m
2 stops
Depart: Sun Mar 15 2015 Return: Sun Apr 12 2015 Trip spans 29 days
Multiple Airlines
Multiple Airlines
LGA
8:42a
LTN
3:05p
30h 23m
2 stops
LTN
2:30a
LGA
6:05p
15h 35m
2 stops
Depart: Sat Jan 31 2015 Return: Mon Feb 2 2015 Trip spans 3 days
Turkish Airlines
Turkish Airlines
BOS
5:55p
LGW
12:55a
31h 00m
1 stop
LGW
12:20p
BOS
5:35p
29h 15m
1 stop
Depart: Sun Feb 1 2015 Return: Wed Feb 18 2015 Trip spans 18 days
Turkish Airlines
Turkish Airlines
ORD
4:50p
LGW
10:15p
29h 25m
1 stop
LGW
7:40a
ORD
6:50p
35h 10m
1 stop
Depart: Wed Apr 22 2015 Return: Wed May 20 2015 Trip spans 29 days
Icelandair
Icelandair
BOS
5:30p
LHR
11:10a
17h 40m
1 stop
LHR
9:00a
BOS
7:35p
10h 35m
1 stop
Depart: Wed May 20 2015 Return: Tue May 26 2015 Trip spans 7 days
United
United
DAL
11:50a
LHR
2:05a
14h 15m
1 stop
LHR
9:35a
DAL
12:13a
14h 38m
1 stop
Depart: Sat Jul 4 2015 Return: Sun Jul 12 2015 Trip spans 9 days
Multiple Airlines
Multiple Airlines
EWR
1:20p
LCY
8:30a
19h 10m
2 stops
LCY
2:00p
EWR
10:05p
32h 05m
2 stops
Change your search
Airports
Origin

New York
only $699
only $601
Chicago
$718
Los Angeles
$655
Newark
$655
Dallas
$748
Miami
$637
Boston
$704
Destination

London
only $601
only $688
only $883
only $655
only $682