Flights from Boston to Barcelona

Our cheapest offers for flights from Boston to Barcelona

Here you can compare cheap flights from Boston (BOS) to Barcelona (BCN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Barcelona. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
Barcelona
Outbound
11/03/25
direct
AY5392
07h 15min
Return
11/12/25
1 Stopover (JFK)
AY3821, AY4031
20h 14min
Finnair
$331
Best option
Boston
Barcelona
Outbound
09/19/25
direct
VY9796
07h 15min
Return
09/29/25
direct
VY9795
08h 45min
Vueling Airlines
$372
Boston
Barcelona
Outbound
08/19/25
1 Stopover (FRA)
DE2039, LH1124
11h 20min
Return
09/02/25
1 Stopover (FRA)
LH1137, DE2038
11h 55min
Condor, Lufthansa
$795
Boston
Barcelona
Outbound
10/10/25
1 Stopover (KEF)
FI0630, FI0596
11h 55min
Return
11/04/25
1 Stopover (KEF)
FI0597, FI0631
12h 00min
Icelandair
$333
Boston
Barcelona
Outbound
10/10/25
1 Stopover (KEF)
FI0630, FI0596
11h 55min
Return
11/04/25
1 Stopover (KEF)
FI0597, FI0631
12h 00min
Icelandair
$334
Boston
Barcelona
Outbound
11/03/25
1 Stopover (JFK)
AY4256, AY5394
11h 51min
Return
11/12/25
1 Stopover (JFK)
AY3821, AY4031
20h 14min
Finnair ?
$343
Boston
Barcelona
Outbound
11/03/25
direct
IB2626
07h 15min
Return
11/12/25
1 Stopover (MAD)
IB0412, IB0345
12h 20min
Iberia
$345
Boston
Barcelona
Outbound
11/03/25
1 Stopover (MAD)
IB0346, IB0411
09h 20min
Return
11/12/25
1 Stopover (MAD)
IB0412, IB0345
12h 20min
Iberia ?
$350
Boston
Barcelona
Outbound
11/03/25
direct
IB2626
07h 15min
Return
11/12/25
1 Stopover (JFK)
IB4264, IB4296
15h 10min
Iberia ?
$351
Boston
Barcelona
Outbound
10/10/25
1 Stopover (KEF)
FI0630, FI0596
11h 55min
Return
11/04/25
1 Stopover (KEF)
FI0597, FI0631
12h 00min
Icelandair
$359
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to Barcelona

Favorite airline: Vueling Airlines
41 % of bookings on this flight route are made with Vueling Airlines, TAP Portugal and Play.
Vueling Airlines
18 %
TAP Portugal
16 %
Play
7 %
Direct flights are more expensive
On this route, direct flights are $221.00 more expensive than flights with a stopover.
non stop flight
1 stop
2 stops
07h 10min
19h 55min
15h 05min
$546
$325
$641
The favorite connection is non-stop
Direct flights are especially popular on this route. 29 % of travelers will book a direct flight.
Route
bookings
Direct flights
07h 10min, from $546
29 %
1 stopover Lisbon
20h 40min, from $422
26 %
1 stopover Madrid-Barajas
09h 50min, from $476
15 %

Important flight information

Flight information: Boston - Barcelona

Roundtrip from $330.63
Flight duration min. 07:05
Return flight duration min. 08:40
Distance 5865 km
Flights per week 3
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport Barcelona (BCN)
Destination country Flights to Spain
Alternative routes to Spain
Alternative flights to Barcelona
Flight destinations with a similar price
Flight destinations with a similar price