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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 May 16 2015 Return: Sun May 17 2015 Trip spans 2 days
KLM Royal Dutch
KLM Royal Dutch
CLT
LHR
13h 40m
2 stops
LHR
CLT
17h 05m
2 stops
Depart: Fri May 8 2015 Return: Mon May 11 2015 Trip spans 4 days
KLM Royal Dutch
KLM Royal Dutch
PHX
LHR
25h 10m
1 stop
LHR
PHX
18h 32m
2 stops
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: Sat Apr 4 2015 Return: Tue Apr 7 2015 Trip spans 4 days
Transaero Airlines
Transaero Airlines
JFK
LHR
20h 50m
1 stop
LHR
JFK
22h 40m
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: Sun May 3 2015 Trip spans 4 days
Virgin Atlantic
Virgin Atlantic
PHL
LHR
7h 30m
nonstop
LHR
PHL
8h 21m
nonstop
Depart: Tue May 12 2015 Return: Mon May 18 2015 Trip spans 7 days
Virgin Atlantic
Virgin Atlantic
MIA
LHR
8h 40m
nonstop
LHR
MIA
9h 30m
nonstop
Depart: Sat May 9 2015 Return: Sun May 10 2015 Trip spans 2 days
Virgin Atlantic
Virgin Atlantic
DAL
LHR
21h 00m
1 stop
LHR
DAL
13h 19m
1 stop
Depart: Mon Sep 7 2015 Return: Tue Sep 8 2015 Trip spans 2 days
Transaero Airlines
Transaero Airlines
LAX
LHR
10h 25m
nonstop
LHR
LAX
27h 25m
1 stop
Depart: Wed Apr 1 2015 Return: Thu Apr 2 2015 Trip spans 2 days
KLM Royal Dutch
KLM Royal Dutch
SNA
LHR
15h 40m
2 stops
LHR
SNA
17h 13m
1 stop
Depart: Tue Apr 7 2015 Return: Thu Apr 9 2015 Trip spans 3 days
Virgin Atlantic
Virgin Atlantic
DEN
LHR
11h 40m
1 stop
LHR
DEN
17h 59m
1 stop
Depart: Wed Sep 16 2015 Return: Wed Sep 23 2015 Trip spans 8 days
Icelandair
Icelandair
IAD
LHR
25h 00m
1 stop
LHR
IAD
11h 10m
1 stop
Depart: Thu Apr 2 2015 Return: Mon Apr 6 2015 Trip spans 5 days
US Airways
US Airways
LGB
LHR
14h 55m
2 stops
LHR
LGB
18h 20m
2 stops
Depart: Tue Jun 9 2015 Return: Thu Jun 11 2015 Trip spans 3 days
Air Canada
Air Canada
DCA
LHR
13h 00m
2 stops
LHR
DCA
17h 02m
2 stops
Depart: Sat Apr 25 2015 Return: Sun Apr 26 2015 Trip spans 2 days
SAS
SAS
ORD
LHR
11h 55m
1 stop
LHR
ORD
21h 15m
1 stop
Depart: Wed Sep 9 2015 Return: Sun Sep 13 2015 Trip spans 5 days
Icelandair
Icelandair
MCO
LHR
20h 10m
1 stop
LHR
MCO
28h 45m
1 stop
Depart: Wed Apr 22 2015 Return: Mon Apr 27 2015 Trip spans 6 days
United
United
LGA
LHR
16h 40m
1 stop
LHR
LGA
17h 38m
1 stop
Depart: Wed Sep 30 2015 Return: Sun Oct 4 2015 Trip spans 5 days
Icelandair
Icelandair
MSP
LHR
18h 40m
1 stop
LHR
MSP
26h 55m
1 stop
Depart: Mon Jun 1 2015 Return: Thu Jun 18 2015 Trip spans 18 days
British Airways
British Airways
BWI
LHR
7h 25m
nonstop
LHR
BWI
8h 20m
nonstop
Depart: Tue Sep 8 2015 Return: Tue Sep 22 2015 Trip spans 15 days
Delta
Delta
DTW
LHR
14h 20m
1 stop
LHR
DTW
12h 15m
1 stop
Airports
Origin

New York
only $675
only $952
Detroit
$981
Charlotte
$617
Chicago
$877
Santa Ana
$735
Washington
only $770
only $869
Miami
$698
Baltimore
$967
Minneapolis
$957
Orlando
$924
Long Beach
$833
Phoenix
$623
Los Angeles
$708
Newark
$662
Denver
$735
Dallas
$707
Philadelphia
$697
Boston
$688
Destination

London
$617