Browse Origins:
Browse Destinations:

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 Oct 22 2015 Return: Wed Nov 4 2015 Trip spans 14 days
Norwegian
Norwegian
JFK
LGW
7h 00m
nonstop
LGW
JFK
7h 50m
nonstop
Depart: Sat Apr 4 2015 Return: Sat Apr 25 2015 Trip spans 22 days
Norwegian
Norwegian
MCO
LGW
8h 15m
nonstop
LGW
MCO
9h 10m
nonstop
Depart: Thu Oct 15 2015 Return: Mon Oct 19 2015 Trip spans 5 days
Norwegian
Norwegian
LAX
LGW
10h 30m
nonstop
LGW
LAX
11h 20m
nonstop
Depart: Fri May 1 2015 Return: Sun May 3 2015 Trip spans 3 days
United
United
EWR
LHR
13h 35m
1 stop
LHR
EWR
7h 50m
nonstop
Depart: Mon Apr 6 2015 Return: Mon Apr 13 2015 Trip spans 8 days
Transaero Airlines
Transaero Airlines
JFK
LHR
20h 50m
1 stop
LHR
JFK
22h 40m
1 stop
Depart: Sun Apr 26 2015 Return: Tue Apr 28 2015 Trip spans 3 days
WOW air
WOW air
BOS
LGW
10h 55m
1 stop
LGW
BOS
10h 10m
1 stop
Depart: Tue Sep 29 2015 Return: Wed Sep 30 2015 Trip spans 2 days
United
United
BOS
LHR
10h 55m
1 stop
LHR
BOS
16h 00m
1 stop
Depart: Thu Apr 30 2015 Return: Mon May 11 2015 Trip spans 12 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 30m
nonstop
LHR
PHL
8h 21m
nonstop
Depart: Sat May 9 2015 Return: Wed May 13 2015 Trip spans 5 days
Virgin Atlantic
Virgin Atlantic
MIA
LHR
8h 40m
nonstop
LHR
MIA
9h 30m
nonstop
Depart: Mon Oct 12 2015 Return: Tue Oct 13 2015 Trip spans 2 days
Transaero Airlines
Transaero Airlines
LAX
LHR
10h 25m
nonstop
LHR
LAX
27h 25m
1 stop
Depart: Sun May 3 2015 Return: Wed Jul 1 2015 Trip spans 60 days
KLM Royal Dutch
KLM Royal Dutch
DFW
LHR
18h 05m
1 stop
LHR
DFW
13h 10m
1 stop
Depart: Tue May 5 2015 Return: Fri May 29 2015 Trip spans 25 days
Air France
Air France
DAL
LHR
13h 20m
1 stop
LHR
DAL
13h 19m
1 stop
Depart: Mon Oct 5 2015 Return: Thu Oct 8 2015 Trip spans 4 days
Icelandair
Icelandair
EWR
LGW
10h 00m
1 stop
LGW
EWR
10h 50m
1 stop
Depart: Sat Oct 31 2015 Return: Thu Nov 12 2015 Trip spans 13 days
Turkish Airlines
Turkish Airlines
IAD
LGW
28h 55m
1 stop
LGW
IAD
30h 05m
1 stop
Depart: Mon Aug 31 2015 Return: Thu Sep 10 2015 Trip spans 11 days
Icelandair
Icelandair
IAD
LHR
18h 35m
1 stop
LHR
IAD
11h 10m
1 stop
Depart: Wed Oct 14 2015 Return: Wed Oct 21 2015 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
LGW
28h 50m
1 stop
LGW
ORD
30h 15m
1 stop
Depart: Tue Oct 27 2015 Return: Thu Oct 29 2015 Trip spans 3 days
KLM Royal Dutch
KLM Royal Dutch
DCA
LHR
10h 41m
1 stop
LHR
DCA
16h 24m
2 stops
Depart: Sun Apr 19 2015 Return: Sat Apr 25 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
DEN
LHR
13h 30m
1 stop
LHR
DEN
12h 58m
1 stop
Depart: Mon Oct 19 2015 Return: Thu Nov 5 2015 Trip spans 18 days
Turkish Airlines
Turkish Airlines
ORD
LHR
18h 15m
1 stop
LHR
ORD
25h 20m
1 stop
Depart: Sat Oct 24 2015 Return: Mon Oct 26 2015 Trip spans 3 days
KLM Royal Dutch
KLM Royal Dutch
MDW
LHR
14h 05m
1 stop
LHR
MDW
16h 35m
2 stops
Airports
Origin

New York
$515
Chicago
only $825
only $892
Orlando
$529
Los Angeles
$631
Newark
$662
Denver
$850
Dallas
only $711
only $712
Philadelphia
$697
Washington
only $757
only $836
Boston
$678
Miami
$698
Destination

London
only $662
only $515