Find Deals on Flights to London

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights to London

(Round-trip)
Depart: Thu Oct 20 2016 Return: Wed Oct 26 2016 Trip spans 7 days
Norwegian
Norwegian
BOS
LGW
6h 20m
nonstop
LGW
BOS
7h 15m
nonstop
Depart: Sat Nov 26 2016 Return: Sat Dec 3 2016 Trip spans 8 days
WOW air
WOW air
BOS
LGW
10h 30m
1 stop
LGW
BOS
10h 25m
1 stop
Depart: Sun Oct 9 2016 Return: Fri Oct 21 2016 Trip spans 13 days
Major Airline
Major Airline
BOS
LGW
6h 20m
nonstop
LGW
BOS
7h 15m
nonstop
Depart: Fri Sep 9 2016 Return: Sun Sep 11 2016 Trip spans 3 days
United
United
EWR
LHR
9h 35m
1 stop
LHR
EWR
12h 20m
1 stop
Depart: Fri Oct 14 2016 Return: Sat Nov 12 2016 Trip spans 30 days
Icelandair
Icelandair
EWR
LGW
9h 50m
1 stop
LGW
EWR
10h 30m
1 stop
Depart: Sat May 7 2016 Return: Sat May 14 2016 Trip spans 8 days
WestJet
WestJet
LGA
LGW
22h 20m
1 stop
LGW
LGA
12h 35m
1 stop
Depart: Wed Jun 8 2016 Return: Thu Jun 23 2016 Trip spans 16 days
Virgin Atlantic
Virgin Atlantic
SFO
LHR
10h 40m
nonstop
LHR
SFO
11h 10m
nonstop
Depart: Mon May 16 2016 Return: Sat May 21 2016 Trip spans 6 days
Austrian Airlines
Austrian Airlines
EWR
LHR
7h 20m
nonstop
LHR
EWR
8h 05m
nonstop
Depart: Tue Sep 13 2016 Return: Sat Sep 24 2016 Trip spans 12 days
Air Canada
Air Canada
LGA
LHR
8h 55m
1 stop
LHR
LGA
10h 12m
1 stop
Depart: Tue Jun 14 2016 Return: Tue Jul 26 2016 Trip spans 43 days
Finnair
Finnair
JFK
LGW
7h 05m
nonstop
LGW
JFK
7h 50m
nonstop
Depart: Sat May 21 2016 Return: Mon May 30 2016 Trip spans 10 days
British Airways
British Airways
JFK
LGW
7h 05m
nonstop
LGW
JFK
7h 50m
nonstop
Depart: Wed Oct 26 2016 Return: Tue Nov 1 2016 Trip spans 7 days
Aeromexico
Aeromexico
ORD
LHR
18h 56m
1 stop
LHR
ORD
21h 06m
1 stop
Depart: Tue May 17 2016 Return: Sun May 22 2016 Trip spans 6 days
Iberia
Iberia
EWR
LHR
6h 50m
nonstop
LHR
EWR
7h 50m
nonstop
Depart: Fri Jun 3 2016 Return: Sun Jun 5 2016 Trip spans 3 days
Delta
Delta
EWR
LHR
12h 30m
1 stop
LHR
EWR
14h 00m
1 stop
Depart: Sat Nov 19 2016 Return: Sat Nov 26 2016 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
LGW
31h 40m
1 stop
LGW
ORD
31h 10m
1 stop
Depart: Sat Nov 5 2016 Return: Fri Nov 11 2016 Trip spans 7 days
American Airlines
American Airlines
BWI
LGW
17h 24m
1 stop
LGW
BWI
29h 35m
1 stop
Depart: Sat Aug 20 2016 Return: Sun Aug 28 2016 Trip spans 9 days
Aer Lingus
Aer Lingus
BOS
LHR
10h 00m
1 stop
LHR
BOS
11h 20m
1 stop
Depart: Sat Oct 15 2016 Return: Fri Oct 28 2016 Trip spans 14 days
Norwegian
Norwegian
BOS
LGW
6h 20m
nonstop
LGW
BOS
7h 15m
nonstop
Depart: Mon Jun 20 2016 Return: Thu Jun 23 2016 Trip spans 4 days
Air New Zealand
Air New Zealand
LAX
LHR
10h 30m
nonstop
LHR
LAX
11h 10m
nonstop
Depart: Sat Oct 8 2016 Return: Sun Oct 16 2016 Trip spans 9 days
Norwegian
Norwegian
BOS
LGW
6h 20m
nonstop
LGW
BOS
7h 15m
nonstop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

Here's why:

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

We aggregate tons 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 don'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.

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

San Francisco
$689
New York
only $617
only $741
Baltimore
$850
Chicago
$756
Los Angeles
$974
Newark
$550
Boston
$429
Destination

London
only $550
only $429