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Find Flight Deals from United States to London Heathrow

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

Book cheap flights to London Heathrow

(Round-trip)
Depart: Sat Jan 17 2015 Return: Tue Feb 10 2015 Trip spans 25 days
Transaero Airlines
Transaero Airlines
JFK
9:25a
LHR
1:15a
15h 50m
1 stop
LHR
1:30p
JFK
12:15p
22h 45m
1 stop
Depart: Fri Apr 24 2015 Return: Sun Apr 26 2015 Trip spans 3 days
United
United
EWR
4:00p
LHR
5:35a
13h 35m
1 stop
LHR
9:05a
EWR
8:37p
11h 32m
1 stop
Depart: Sat Apr 25 2015 Return: Sun Apr 26 2015 Trip spans 2 days
Air Canada
Air Canada
JFK
1:05p
LHR
2:05a
13h 00m
1 stop
LHR
10:05a
JFK
11:37p
37h 32m
2 stops
Depart: Thu May 14 2015 Return: Thu May 21 2015 Trip spans 8 days
Icelandair
Icelandair
JFK
10:10a
LHR
2:45a
16h 35m
1 stop
LHR
5:10p
JFK
1:25p
20h 15m
1 stop
Depart: Fri Apr 3 2015 Return: Sun Apr 5 2015 Trip spans 3 days
Air Canada
Air Canada
LGA
1:30p
LHR
4:05a
14h 35m
2 stops
LHR
9:05a
LGA
8:18p
11h 13m
1 stop
Depart: Fri Mar 20 2015 Return: Sun Mar 22 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
EWR
12:25p
LHR
12:25a
12h 00m
1 stop
LHR
4:05a
EWR
4:00p
11h 55m
1 stop
Depart: Mon Mar 23 2015 Return: Mon Mar 30 2015 Trip spans 8 days
Icelandair
Icelandair
EWR
4:55p
LHR
3:30a
10h 35m
1 stop
LHR
5:10p
EWR
8:00p
26h 50m
1 stop
Depart: Fri Feb 20 2015 Return: Sun Feb 22 2015 Trip spans 3 days
Multiple Airlines
Multiple Airlines
JFK
5:35a
LHR
1:50a
20h 15m
1 stop
LHR
2:35a
JFK
3:45p
13h 10m
1 stop
Depart: Sat Feb 28 2015 Return: Sun Mar 1 2015 Trip spans 2 days
US Airways
US Airways
JFK
3:30a
LHR
10:15a
6h 45m
nonstop
LHR
4:30a
JFK
3:35p
11h 05m
1 stop
Depart: Fri Jan 9 2015 Return: Sun Jan 11 2015 Trip spans 3 days
Lufthansa
Lufthansa
EWR
3:55p
LHR
11:25p
7h 30m
nonstop
LHR
3:05a
EWR
3:00p
11h 55m
1 stop
Depart: Tue Feb 3 2015 Return: Thu Feb 5 2015 Trip spans 3 days
Air India
Air India
JFK
4:00p
LHR
11:00p
7h 00m
nonstop
LHR
10:30a
JFK
6:30p
8h 00m
nonstop
Depart: Mon Jan 19 2015 Return: Mon Feb 2 2015 Trip spans 15 days
Icelandair
Icelandair
BOS
3:35p
LHR
1:30a
9h 55m
1 stop
LHR
3:35p
BOS
5:40p
26h 05m
1 stop
Depart: Thu Jan 22 2015 Return: Sat Jan 24 2015 Trip spans 3 days
Finnair
Finnair
JFK
3:25p
LHR
9:15a
17h 50m
1 stop
LHR
11:10a
JFK
3:55p
28h 45m
1 stop
Depart: Tue Jan 20 2015 Return: Mon Jan 26 2015 Trip spans 7 days
Turkish Airlines
Turkish Airlines
JFK
6:40p
LHR
12:25a
29h 45m
1 stop
LHR
5:30p
JFK
11:45a
18h 15m
1 stop
Depart: Sun Jan 11 2015 Return: Mon Jan 26 2015 Trip spans 16 days
Turkish Airlines
Turkish Airlines
BOS
5:55p
LHR
12:15p
18h 20m
1 stop
LHR
5:30p
BOS
5:35p
24h 05m
1 stop
Depart: Thu Dec 25 2014 Return: Sun Dec 28 2014 Trip spans 4 days
British Airways
British Airways
PHL
2:35p
LHR
11:35p
33h 00m
1 stop
LHR
3:20a
PHL
4:05p
12h 45m
1 stop
Depart: Sat May 16 2015 Return: Sat May 23 2015 Trip spans 8 days
Icelandair
Icelandair
IAD
4:35p
LHR
2:45a
10h 10m
1 stop
LHR
5:10p
IAD
1:45p
20h 35m
1 stop
Depart: Wed Apr 29 2015 Return: Wed May 13 2015 Trip spans 15 days
Multiple Airlines
Multiple Airlines
ATL
7:50a
LHR
2:45a
18h 55m
2 stops
LHR
5:10p
ATL
7:52p
26h 42m
2 stops
Depart: Sun May 3 2015 Return: Mon May 11 2015 Trip spans 9 days
Turkish Airlines
Turkish Airlines
HOU
4:00p
LHR
11:00a
19h 00m
1 stop
LHR
10:00a
HOU
8:05p
34h 05m
1 stop
Depart: Sat Jan 3 2015 Return: Fri Jan 9 2015 Trip spans 7 days
Lufthansa
Lufthansa
ORD
12:50p
LHR
7:50a
19h 00m
1 stop
LHR
3:05a
ORD
4:10p
13h 05m
1 stop
Change your search
Airports
Origin

New York City
only $673
only $615
Chicago
$927
Atlanta
$843
Newark
$623
Philadelphia
$762
Washington
$794
Houston
$872
Boston
$706
Destination

London
$615