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Find Deals on Flights 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: Tue Jan 26 2016 Return: Thu Jan 28 2016 Trip spans 3 days
Norwegian
Norwegian
JFK
LGW
6h 30m
nonstop
LGW
JFK
7h 50m
nonstop
Depart: Tue Dec 1 2015 Return: Tue Dec 8 2015 Trip spans 8 days
Norwegian
Norwegian
LAX
LGW
10h 30m
nonstop
LGW
LAX
11h 20m
nonstop
Depart: Tue Sep 15 2015 Return: Tue Sep 29 2015 Trip spans 15 days
WOW air
WOW air
BOS
LGW
10h 55m
1 stop
LGW
BOS
10h 10m
1 stop
Depart: Sat Nov 7 2015 Return: Mon Nov 9 2015 Trip spans 3 days
United
United
BOS
LHR
14h 20m
2 stops
LHR
BOS
14h 50m
1 stop
Depart: Mon Nov 9 2015 Return: Mon Nov 16 2015 Trip spans 8 days
Icelandair
Icelandair
EWR
LGW
10h 20m
1 stop
LGW
EWR
10h 30m
1 stop
Depart: Fri Oct 16 2015 Return: Sun Oct 18 2015 Trip spans 3 days
United
United
EWR
LHR
9h 35m
1 stop
LHR
EWR
11h 30m
1 stop
Depart: Tue Nov 3 2015 Return: Sat Nov 14 2015 Trip spans 12 days
Icelandair
Icelandair
JFK
LHR
18h 30m
1 stop
LHR
JFK
10h 05m
1 stop
Depart: Fri Oct 9 2015 Return: Sun Oct 11 2015 Trip spans 3 days
United
United
IAD
LHR
12h 30m
1 stop
LHR
IAD
13h 00m
1 stop
Depart: Mon Sep 7 2015 Return: Mon Sep 21 2015 Trip spans 15 days
WOW air
WOW air
BWI
LGW
10h 25m
1 stop
LGW
BWI
10h 35m
1 stop
Depart: Tue Jul 28 2015 Return: Tue Aug 18 2015 Trip spans 22 days
Air Europa
Air Europa
MIA
LGW
13h 40m
1 stop
LGW
MIA
13h 25m
1 stop
Depart: Sat Nov 28 2015 Return: Mon Nov 30 2015 Trip spans 3 days
US Airways
US Airways
HPN
LHR
22h 55m
2 stops
LHR
HPN
15h 28m
2 stops
Depart: Sun Jan 31 2016 Return: Wed Feb 10 2016 Trip spans 11 days
Turkish Airlines
Turkish Airlines
IAD
LGW
35h 50m
1 stop
LGW
IAD
34h 45m
1 stop
Depart: Fri Oct 30 2015 Return: Sun Nov 1 2015 Trip spans 3 days
Delta
Delta
LGA
LHR
13h 00m
1 stop
LHR
LGA
16h 49m
2 stops
Depart: Sat Jan 9 2016 Return: Sun Jan 10 2016 Trip spans 2 days
United
United
ORD
LHR
15h 10m
1 stop
LHR
ORD
14h 00m
1 stop
Depart: Wed Nov 25 2015 Return: Wed Dec 2 2015 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
LGW
29h 35m
1 stop
LGW
ORD
30h 30m
1 stop
Depart: Thu Oct 29 2015 Return: Mon Nov 2 2015 Trip spans 5 days
American Airlines
American Airlines
PHL
LHR
7h 00m
nonstop
LHR
PHL
11h 15m
1 stop
Depart: Tue Nov 24 2015 Return: Sun Nov 29 2015 Trip spans 6 days
Aeroflot
Aeroflot
LAX
LHR
21h 10m
1 stop
LHR
LAX
35h 25m
1 stop
Depart: Mon Nov 30 2015 Return: Mon Dec 7 2015 Trip spans 8 days
Finnair
Finnair
MCO
LGW
8h 05m
nonstop
LGW
MCO
9h 40m
nonstop
Depart: Fri Dec 25 2015 Return: Sun Dec 27 2015 Trip spans 3 days
KLM Royal Dutch
KLM Royal Dutch
MDW
LHR
19h 15m
1 stop
LHR
MDW
16h 11m
2 stops
Depart: Sat Jan 2 2016 Return: Mon Jan 18 2016 Trip spans 17 days
United
United
DCA
LHR
11h 30m
1 stop
LHR
DCA
11h 55m
1 stop
Airports
Origin

New York
only $414
only $770
Baltimore
$683
Chicago
only $788
only $866
Orlando
$843
Los Angeles
$542
White Plains
$753
Newark
$646
Philadelphia
$803
Washington
only $676
only $893
Boston
$630
Miami
$739
Destination

London
only $634
only $414