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Cheap flights from Boston (BOS) to Barcelona (BCN)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)

How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)
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How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)
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How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)
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Cheap flights from Boston to Barcelona in May , June 2026

26 May - 04 Jun $ 639.00
BOS
Boston
Condor
1 STOPS
BCN
Barcelona
BCN
Barcelona
Condor
1 STOPS
BOS
Boston
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26 May - 03 Jun $ 827.00
BOS
Boston
Level
1 STOPS
BCN
Barcelona
BCN
Barcelona
Level
DIRECT
BOS
Boston
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18 May - 10 Jun $ 868.00
BOS
Boston
Iberia Airlines
1 STOPS
BCN
Barcelona
BCN
Barcelona
Iberia Airlines
DIRECT
BOS
Boston
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Last minute flights from Boston to Barcelona

26 May - 31 May $ 839.00
BOS
Boston
Condor
1 STOPS
BCN
Barcelona
BCN
Barcelona
Condor
1 STOPS
BOS
Boston
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17 May - 01 Jun $ 981.00
BOS
Boston
Icelandair
1 STOPS
BCN
Barcelona
BCN
Barcelona
Icelandair
1 STOPS
BOS
Boston
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17 May - 31 May $ 1,878.00
BOS
Boston
KLM Royal Dutch Airlines
DIRECT
BCN
Barcelona
BCN
Barcelona
KLM Royal Dutch Airlines
DIRECT
BOS
Boston
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One-way flights to Barcelona from Boston

4:15 PM - 6:55 PM
United Airlines
1 Stops
10h 45m
BOS - BCN
$ 387
Kiwi
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9:15 PM - 7:50 AM
SATA Azores Airlines
1 Stops
10h 5m
BOS - BCN
$ 431
Kiwi
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7:20 PM - 7:20 PM
KLM Royal Dutch Airlines
0 Stops
7h 15m
BOS - BCN
$ 701
Kiwi
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How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)

Related info for your journey
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How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Barcelona (BCN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.