Find Deals on Flights from London Heathrow to United States

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from London Heathrow to United States

(Round-trip)
Depart: Wed Mar 8 2017 Return: Mon Mar 13 2017 Trip spans 5 days
Virgin Atlantic
Virgin Atlantic
LHR
BOS
7h 51m
nonstop
BOS
LHR
6h 20m
nonstop
Depart: Mon Mar 13 2017 Return: Mon Mar 20 2017 Trip spans 8 days
KLM
KLM
LHR
EWR
14h 00m
1 stop
EWR
LHR
10h 01m
1 stop
Depart: Wed Sep 6 2017 Return: Mon Sep 11 2017 Trip spans 6 days
British Airways
British Airways
LHR
JFK
11h 55m
1 stop
JFK
LHR
11h 50m
1 stop
Depart: Sat Aug 26 2017 Return: Tue Aug 29 2017 Trip spans 4 days
Brussels Airlines
Brussels Airlines
LHR
JFK
11h 05m
1 stop
JFK
LHR
11h 00m
1 stop
Depart: Tue Aug 29 2017 Return: Mon Sep 4 2017 Trip spans 7 days
Austrian Airlines
Austrian Airlines
LHR
EWR
8h 05m
nonstop
EWR
LHR
7h 10m
nonstop
Depart: Mon Aug 28 2017 Return: Mon Sep 4 2017 Trip spans 8 days
Delta
Delta
LHR
LGA
14h 22m
2 stops
LGA
LHR
17h 45m
2 stops
Depart: Fri Apr 21 2017 Return: Mon Apr 24 2017 Trip spans 4 days
Air India
Air India
LHR
EWR
9h 20m
nonstop
EWR
LHR
5h 50m
nonstop
Depart: Wed Sep 13 2017 Return: Mon Sep 18 2017 Trip spans 6 days
Icelandair
Icelandair
LHR
ORD
27h 05m
1 stop
ORD
LHR
10h 15m
1 stop
Depart: Thu Mar 9 2017 Return: Sat Mar 11 2017 Trip spans 3 days
Major Airline
Major Airline
LHR
LGA
12h 49m
1 stop
LGA
LHR
10h 55m
1 stop
Depart: Tue Mar 7 2017 Return: Wed Mar 22 2017 Trip spans 15 days
Air New Zealand
Air New Zealand
LHR
LAX
11h 25m
nonstop
LAX
LHR
10h 30m
nonstop
Depart: Sat Apr 22 2017 Return: Tue Apr 25 2017 Trip spans 4 days
Royal Air Maroc
Royal Air Maroc
LHR
JFK
12h 10m
1 stop
JFK
LHR
14h 50m
1 stop
Depart: Fri May 12 2017 Return: Sun May 14 2017 Trip spans 3 days
Finnair
Finnair
LHR
ORD
30h 05m
1 stop
ORD
LHR
7h 45m
nonstop
Depart: Fri Sep 8 2017 Return: Sun Sep 10 2017 Trip spans 3 days
United
United
LHR
IAD
30h 38m
1 stop
IAD
LHR
7h 30m
nonstop
Depart: Wed May 17 2017 Return: Tue May 23 2017 Trip spans 7 days
SWISS
SWISS
LHR
MIA
14h 05m
1 stop
MIA
LHR
13h 35m
1 stop
Depart: Thu Mar 9 2017 Return: Mon Mar 13 2017 Trip spans 4 days
Aer Lingus
Aer Lingus
LHR
IAD
11h 30m
1 stop
IAD
LHR
10h 45m
1 stop
Depart: Wed Apr 19 2017 Return: Tue May 2 2017 Trip spans 14 days
Lufthansa
Lufthansa
LHR
MIA
14h 35m
1 stop
MIA
LHR
14h 00m
1 stop
Depart: Mon Apr 3 2017 Return: Mon Apr 24 2017 Trip spans 22 days
SAS
SAS
LHR
EWR
11h 10m
1 stop
EWR
LHR
11h 30m
1 stop
Depart: Mon Sep 25 2017 Return: Tue Oct 3 2017 Trip spans 9 days
TAP Portugal
TAP Portugal
LHR
PHL
29h 53m
2 stops
PHL
LHR
21h 25m
2 stops
Depart: Fri Jun 2 2017 Return: Tue Jun 6 2017 Trip spans 5 days
LOT Polish Airlines
LOT Polish Airlines
LHR
LAX
17h 35m
1 stop
LAX
LHR
16h 50m
1 stop
Depart: Sat Apr 29 2017 Return: Sat May 27 2017 Trip spans 29 days
Aeromexico
Aeromexico
LHR
LAS
29h 10m
1 stop
LAS
LHR
16h 16m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

London
$358
Destination

New York
only $427
only $401
Chicago
$443
Los Angeles
$489
Newark
$362
Philadelphia
$586
Washington
$512
Las Vegas
$629
Miami
$522
Boston
$358