Find Cheap Flights from London 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 to United States

(Round-trip)
Depart: Tue Oct 10 2017 Return: Wed Oct 18 2017 Trip spans 9 days
Lufthansa
Lufthansa
LCY
JFK
15h 45m
1 stop
JFK
LCY
13h 25m
1 stop
Depart: Thu Nov 16 2017 Return: Fri Nov 24 2017 Trip spans 9 days
SWISS
SWISS
LCY
EWR
11h 55m
1 stop
EWR
LCY
11h 40m
1 stop
Depart: Mon Oct 16 2017 Return: Mon Oct 23 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
LCY
JFK
17h 10m
1 stop
JFK
LCY
11h 30m
1 stop
Depart: Thu Oct 19 2017 Return: Sun Oct 22 2017 Trip spans 4 days
Icelandair
Icelandair
LGW
EWR
26h 50m
1 stop
EWR
LGW
10h 00m
1 stop
Depart: Wed Nov 22 2017 Return: Wed Nov 29 2017 Trip spans 8 days
KLM
KLM
LCY
JFK
11h 35m
1 stop
JFK
LCY
11h 17m
1 stop
Depart: Fri Sep 22 2017 Return: Tue Sep 26 2017 Trip spans 5 days
WOW air
WOW air
LGW
EWR
25h 30m
1 stop
EWR
LGW
20h 55m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 10 2017 Trip spans 8 days
SWISS
SWISS
LCY
EWR
12h 45m
1 stop
EWR
LCY
12h 20m
1 stop
Depart: Thu Nov 30 2017 Return: Sun Dec 3 2017 Trip spans 4 days
Multiple Airlines
Multiple Airlines
LCY
JFK
17h 20m
1 stop
JFK
LCY
10h 45m
1 stop
Depart: Tue Oct 3 2017 Return: Tue Oct 10 2017 Trip spans 8 days
Lufthansa
Lufthansa
LCY
JFK
15h 45m
1 stop
JFK
LCY
10h 05m
1 stop
Depart: Fri Nov 10 2017 Return: Mon Nov 13 2017 Trip spans 4 days
SWISS
SWISS
LCY
EWR
17h 25m
1 stop
EWR
LCY
12h 45m
1 stop
Depart: Tue Nov 21 2017 Return: Tue Nov 28 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
LCY
JFK
15h 30m
1 stop
JFK
LCY
12h 35m
1 stop
Depart: Sat Nov 18 2017 Return: Sat Nov 25 2017 Trip spans 8 days
SWISS
SWISS
LCY
EWR
15h 25m
1 stop
EWR
LCY
12h 35m
1 stop
Depart: Mon Dec 4 2017 Return: Tue Dec 12 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
LCY
JFK
15h 30m
1 stop
JFK
LCY
12h 35m
1 stop
Depart: Fri Dec 1 2017 Return: Tue Dec 5 2017 Trip spans 5 days
SWISS
SWISS
LCY
EWR
11h 55m
1 stop
EWR
LCY
12h 45m
1 stop
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
LCY
EWR
11h 15m
1 stop
EWR
LCY
12h 20m
1 stop
Depart: Fri Dec 15 2017 Return: Tue Dec 19 2017 Trip spans 5 days
Lufthansa
Lufthansa
LCY
JFK
17h 20m
1 stop
JFK
LCY
10h 45m
1 stop
Depart: Mon Sep 18 2017 Return: Wed Oct 4 2017 Trip spans 17 days
SWISS
SWISS
LCY
EWR
21h 55m
1 stop
EWR
LCY
19h 40m
1 stop
Depart: Tue Jul 25 2017 Return: Sat Aug 26 2017 Trip spans 33 days
$1162
Select
airberlin
airberlin
LCY
SFO
16h 30m
1 stop
SFO
LCY
15h 35m
1 stop
Depart: Thu Oct 19 2017 Return: Mon Oct 23 2017 Trip spans 5 days
KLM
KLM
LCY
JFK
14h 25m
1 stop
JFK
LCY
10h 15m
1 stop
Depart: Thu Sep 28 2017 Return: Thu Oct 12 2017 Trip spans 15 days
Lufthansa
Lufthansa
LCY
EWR
13h 00m
1 stop
EWR
LCY
17h 15m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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.

We compile tonnes of data for you
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

London
only $379
only $465
Destination

San Francisco
$1162
New York
$379
Newark
$379