Find Cheap Flights to Europe

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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(Round-trip)
Depart: Sat Jan 28 2017 Return: Sun Feb 5 2017 Trip spans 9 days
Major Airline
Major Airline
BOS
LHR
6h 20m
nonstop
LHR
BOS
7h 35m
nonstop
Depart: Mon Feb 27 2017 Return: Wed Mar 8 2017 Trip spans 10 days
TAP Portugal
TAP Portugal
EWR
LIS
10h 00m
1 stop
LIS
EWR
21h 15m
1 stop
Depart: Wed Feb 1 2017 Return: Wed Feb 8 2017 Trip spans 8 days
Iberia
Iberia
JFK
MAD
7h 15m
nonstop
MAD
JFK
8h 30m
nonstop
Depart: Mon Mar 27 2017 Return: Tue Apr 11 2017 Trip spans 16 days
Finnair
Finnair
JFK
MAD
7h 30m
nonstop
MAD
JFK
8h 30m
nonstop
Depart: Sun Feb 5 2017 Return: Thu Feb 9 2017 Trip spans 5 days
Emirates
Emirates
JFK
MXP
7h 35m
nonstop
MXP
JFK
9h 20m
nonstop
Depart: Thu Apr 27 2017 Return: Sun May 7 2017 Trip spans 11 days
Royal Air Maroc
Royal Air Maroc
JFK
MAD
29h 25m
1 stop
MAD
JFK
12h 00m
1 stop
Depart: Mon Mar 13 2017 Return: Fri Mar 24 2017 Trip spans 12 days
British Airways
British Airways
JFK
BCN
7h 20m
nonstop
BCN
JFK
9h 00m
nonstop
Depart: Tue Feb 21 2017 Return: Tue Mar 7 2017 Trip spans 15 days
United
United
EWR
MXP
8h 00m
nonstop
MXP
EWR
9h 50m
nonstop
Depart: Mon Mar 6 2017 Return: Tue Mar 14 2017 Trip spans 8 days
Lufthansa
Lufthansa
EWR
BCN
7h 40m
nonstop
BCN
EWR
9h 10m
nonstop
Depart: Wed Feb 1 2017 Return: Tue Feb 28 2017 Trip spans 28 days
WOW air
WOW air
EWR
CDG
10h 45m
1 stop
CDG
EWR
10h 45m
1 stop
Depart: Sun Apr 2 2017 Return: Wed Apr 19 2017 Trip spans 18 days
Air Europa
Air Europa
JFK
MAD
7h 25m
nonstop
MAD
JFK
8h 25m
nonstop
Depart: Tue Apr 4 2017 Return: Wed May 3 2017 Trip spans 30 days
KLM
KLM
JFK
BCN
8h 04m
nonstop
BCN
JFK
8h 50m
nonstop
Depart: Mon Apr 3 2017 Return: Sun Apr 30 2017 Trip spans 28 days
Icelandair
Icelandair
JFK
ORY
10h 20m
1 stop
ORY
JFK
11h 00m
1 stop
Depart: Sat Mar 18 2017 Return: Mon Mar 27 2017 Trip spans 10 days
Air Canada
Air Canada
EWR
BCN
20h 35m
2 stops
BCN
EWR
16h 45m
1 stop
Depart: Thu Feb 9 2017 Return: Wed Feb 15 2017 Trip spans 7 days
Delta
Delta
JFK
MXP
7h 55m
nonstop
MXP
JFK
9h 25m
nonstop
Depart: Sat Feb 18 2017 Return: Sat Feb 25 2017 Trip spans 8 days
SWISS
SWISS
JFK
BCN
13h 35m
1 stop
BCN
JFK
12h 30m
1 stop
Depart: Tue Jan 24 2017 Return: Fri Jan 27 2017 Trip spans 4 days
LOT Polish Airlines
LOT Polish Airlines
ORD
LHR
30h 00m
1 stop
LHR
ORD
19h 20m
1 stop
Depart: Tue May 9 2017 Return: Thu May 18 2017 Trip spans 10 days
Virgin Atlantic
Virgin Atlantic
LGA
LHR
15h 05m
1 stop
LHR
LGA
13h 19m
1 stop
Depart: Tue Feb 21 2017 Return: Thu Apr 13 2017 Trip spans 51 days
Austrian Airlines
Austrian Airlines
SFO
LHR
10h 35m
nonstop
LHR
SFO
11h 00m
nonstop
Depart: Mon Mar 13 2017 Return: Wed Mar 22 2017 Trip spans 10 days
Norwegian
Norwegian
JFK
ORY
16h 06m
1 stop
ORY
JFK
12h 25m
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.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

San Francisco
$457
New York
only $448
only $356
Chicago
$438
Newark
$353
Boston
$340
Destination

Milan
$360
Barcelona
$368
Madrid
$356
Lisbon
$353
London
$340
Paris
only $393
only $380