Find Cheap Flights to Barcelona

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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(Round-trip)
Depart: Wed Jan 17 2018 Return: Wed Jan 24 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
BOS
BCN
10h 35m
1 stop
BCN
BOS
14h 40m
1 stop
Depart: Wed Apr 4 2018 Return: Wed May 2 2018 Trip spans 29 days
LEVEL
LEVEL
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Wed Jan 24 2018 Return: Fri Feb 2 2018 Trip spans 10 days
Norwegian
Norwegian
BOS
BCN
10h 35m
1 stop
BCN
BOS
15h 10m
1 stop
Depart: Sat Jan 13 2018 Return: Thu Jan 18 2018 Trip spans 6 days
WOW air
WOW air
SFO
BCN
18h 05m
1 stop
BCN
SFO
34h 55m
1 stop
Depart: Sun May 6 2018 Return: Sun May 13 2018 Trip spans 8 days
Iberia
Iberia
LAX
BCN
11h 45m
nonstop
BCN
LAX
13h 10m
nonstop
Depart: Wed May 2 2018 Return: Sat May 12 2018 Trip spans 11 days
LEVEL
LEVEL
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Thu Jan 25 2018 Return: Fri Feb 2 2018 Trip spans 9 days
Norwegian
Norwegian
BOS
BCN
11h 55m
1 stop
BCN
BOS
15h 10m
1 stop
Depart: Sat Jan 13 2018 Return: Thu Jan 18 2018 Trip spans 6 days
WOW air
WOW air
SFO
BCN
18h 05m
1 stop
BCN
SFO
34h 55m
1 stop
Depart: Wed May 2 2018 Return: Sat May 12 2018 Trip spans 11 days
LEVEL
LEVEL
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Fri Jan 26 2018 Return: Fri Feb 2 2018 Trip spans 8 days
Norwegian
Norwegian
BOS
BCN
10h 35m
1 stop
BCN
BOS
15h 10m
1 stop
Depart: Sat May 12 2018 Return: Sat May 19 2018 Trip spans 8 days
Iberia
Iberia
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Sat Feb 10 2018 Return: Sun Feb 25 2018 Trip spans 16 days
WOW air
WOW air
SFO
BCN
25h 20m
1 stop
BCN
SFO
34h 55m
1 stop
Depart: Wed May 9 2018 Return: Sat May 19 2018 Trip spans 11 days
LEVEL
LEVEL
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Mon Feb 26 2018 Return: Wed Mar 7 2018 Trip spans 10 days
Norwegian
Norwegian
BOS
BCN
10h 50m
1 stop
BCN
BOS
14h 40m
1 stop
Depart: Sat Feb 17 2018 Return: Sun Feb 25 2018 Trip spans 9 days
WOW air
WOW air
SFO
BCN
18h 05m
1 stop
BCN
SFO
34h 55m
1 stop
Depart: Wed May 9 2018 Return: Sat May 19 2018 Trip spans 11 days
LEVEL
LEVEL
BOS
BCN
7h 15m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Wed Jan 31 2018 Return: Sun Feb 4 2018 Trip spans 5 days
Norwegian
Norwegian
BOS
BCN
10h 35m
1 stop
BCN
BOS
15h 30m
1 stop
Depart: Sat Feb 17 2018 Return: Sun Feb 25 2018 Trip spans 9 days
WOW air
WOW air
SFO
BCN
18h 05m
1 stop
BCN
SFO
34h 55m
1 stop
Depart: Wed Jun 20 2018 Return: Sat Jun 23 2018 Trip spans 4 days
LEVEL
LEVEL
BOS
BCN
7h 10m
nonstop
BCN
BOS
8h 15m
nonstop
Depart: Sun Jan 21 2018 Return: Wed Jan 24 2018 Trip spans 4 days
Norwegian
Norwegian
BOS
BCN
12h 40m
1 stop
BCN
BOS
14h 40m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

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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.

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Airports
Origin

San Francisco
$340
Los Angeles
$353
Boston
$319
Destination

Barcelona
$319