Find Cheap Flights to Spain

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

Book cheap flights to

(Round-trip)
Depart: Mon Oct 30 2017 Return: Thu Nov 9 2017 Trip spans 11 days
United
United
BOS
BCN
33h 25m
1 stop
BCN
BOS
26h 29m
1 stop
Depart: Sun Oct 29 2017 Return: Wed Nov 15 2017 Trip spans 18 days
TAP Portugal
TAP Portugal
BOS
BCN
21h 35m
1 stop
BCN
BOS
26h 50m
1 stop
Depart: Mon Oct 30 2017 Return: Sat Nov 11 2017 Trip spans 13 days
Air Canada
Air Canada
EWR
BCN
32h 55m
1 stop
BCN
EWR
12h 08m
1 stop
Depart: Tue Oct 17 2017 Return: Thu Oct 26 2017 Trip spans 10 days
Norwegian
Norwegian
EWR
BCN
7h 25m
nonstop
BCN
EWR
8h 30m
nonstop
Depart: Tue Oct 31 2017 Return: Tue Nov 7 2017 Trip spans 8 days
Iberia
Iberia
JFK
BCN
7h 30m
nonstop
BCN
JFK
8h 55m
nonstop
Depart: Mon Oct 30 2017 Return: Thu Nov 9 2017 Trip spans 11 days
British Airways
British Airways
BOS
MAD
7h 00m
nonstop
MAD
BOS
7h 45m
nonstop
Depart: Tue Oct 31 2017 Return: Wed Nov 8 2017 Trip spans 9 days
Major Airline
Major Airline
LGA
BCN
15h 25m
1 stop
BCN
LGA
12h 15m
1 stop
Depart: Sun Sep 3 2017 Return: Fri Sep 8 2017 Trip spans 6 days
Air Europa
Air Europa
BOS
MAD
6h 50m
nonstop
MAD
BOS
7h 50m
nonstop
Depart: Thu Aug 17 2017 Return: Tue Aug 22 2017 Trip spans 6 days
Royal Air Maroc
Royal Air Maroc
JFK
MAD
29h 40m
1 stop
MAD
JFK
11h 50m
1 stop
Depart: Mon Oct 30 2017 Return: Tue Nov 14 2017 Trip spans 16 days
Finnair
Finnair
MIA
BCN
8h 50m
nonstop
BCN
MIA
10h 15m
nonstop
Depart: Tue Jul 25 2017 Return: Tue Aug 29 2017 Trip spans 36 days
LEVEL
LEVEL
OAK
BCN
11h 30m
nonstop
BCN
OAK
13h 00m
nonstop
Depart: Tue Oct 31 2017 Return: Mon Nov 6 2017 Trip spans 7 days
American Airlines
American Airlines
LGA
MAD
10h 50m
1 stop
MAD
LGA
13h 33m
1 stop
Depart: Mon Sep 11 2017 Return: Mon Sep 18 2017 Trip spans 8 days
Air France
Air France
PHL
MAD
11h 15m
1 stop
MAD
PHL
12h 06m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Aer Lingus
Aer Lingus
BOS
BCN
18h 55m
1 stop
BCN
BOS
20h 35m
1 stop
Depart: Mon Aug 28 2017 Return: Tue Sep 12 2017 Trip spans 16 days
SWISS
SWISS
JFK
BCN
19h 05m
1 stop
BCN
JFK
12h 10m
1 stop
Depart: Sun Jun 4 2017 Return: Sun Jun 11 2017 Trip spans 8 days
KLM
KLM
PHL
MAD
10h 20m
1 stop
MAD
PHL
19h 40m
1 stop
Depart: Sat Jul 1 2017 Return: Fri Jul 7 2017 Trip spans 7 days
WOW air
WOW air
EWR
BCN
23h 55m
1 stop
BCN
EWR
22h 10m
1 stop
Depart: Sat May 27 2017 Return: Fri Jun 2 2017 Trip spans 7 days
airberlin
airberlin
JFK
BCN
11h 50m
1 stop
BCN
JFK
15h 20m
1 stop
Depart: Mon May 29 2017 Return: Tue Jun 13 2017 Trip spans 16 days
Lufthansa
Lufthansa
EWR
BCN
7h 50m
nonstop
BCN
EWR
8h 55m
nonstop
Depart: Tue Aug 29 2017 Return: Thu Sep 7 2017 Trip spans 10 days
Brussels Airlines
Brussels Airlines
SFO
BCN
22h 35m
2 stops
BCN
SFO
43h 43m
2 stops
* 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
$591
New York
only $385
only $375
Newark
$361
Oakland
$435
Philadelphia
$460
Miami
$417
Boston
$325
Destination

Barcelona
$325
Madrid
$382