Cheapest return flights from Boston to Barcelona in April from $399

AirHint found the following cheapest return flights from Boston (BOS) to Barcelona (BCN) in April 2026 (see full year).

Return flights

02 Apr - 10 Apr Scandinavian Airlines
21 Apr - 30 Apr LEVEL direct
09 Apr - 14 Apr LEVEL direct
15 Apr - 20 Apr LEVEL direct
15 Apr - 22 Apr LEVEL direct
08 Apr - 14 Apr LEVEL direct
20 Apr - 29 Apr LEVEL direct
14 Apr - 09 May ITA Airways
14 Apr - 09 May LEVEL direct
02 Apr - 10 Apr LEVEL direct
05 Apr - 12 Apr Scandinavian Airlines
03 Apr - 21 Apr LEVEL direct
16 Apr - 09 May LEVEL direct
23 Apr - 04 May LEVEL direct
10 Apr - 02 May TAP
30 Apr - 23 May Scandinavian Airlines
28 Apr - 23 May LEVEL direct
30 Apr - 23 May LEVEL direct
29 Apr - 06 May TAP
10 Apr - 02 May LEVEL direct

Also check the deals for one-way flights from Boston to Barcelona in April.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.