Cheap flights from Boston to Barcelona
Start here for the all-dates route view. Compare months, scan exact date pairs, then open a deal when the route lines up.
Lowest fare
€280
Typical for this route
€426
Current signal
34% below typical
High fare
€579
Destination view
Barcelona is on the radar. Use the offers below to compare dates fast.
Price radar insight
Fare Alert: Barcelona Awaits
Current fare to Barcelona is 353 EUR, which is 13% below the typical fare of 408 EUR. This is a great opportunity for upcoming travel dates.
Updated 85d ago
Best dates right now
Pick your travel window
These are the cheapest date pairs we found for this route.
Travel dates
9 Sept → 16 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€422
Near typical
Travel dates
9 Sept → 23 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€463
9% above typical
Travel dates
9 Sept → 24 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€426
Near typical
Travel dates
10 Sept → 16 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€426
Near typical
Travel dates
10 Sept → 23 Sept
DirectOut 7h 5mBack 8h 35m
Allegro
€509
19% above typical
Travel dates
10 Sept → 17 Sept
DirectOut 7h 10mBack 8h 45m
Iberia
€464
9% above typical
Travel dates
13 Sept → 23 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€422
Near typical
Travel dates
13 Sept → 20 Sept
DirectOut 7h 10mBack 8h 45m
Iberia
€423
Near typical
Travel dates
16 Sept → 23 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€426
Near typical
Travel dates
16 Sept → 24 Sept
DirectOut 7h 5mBack 8h 35m
Iberia
€554
25% above typical