Cheapest return flights from Boston to Barcelona in March from $360

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

Return flights

04 Mar - 10 Mar Icelandair
10 Mar - 19 Mar LEVEL direct
09 Mar - 10 Mar LEVEL direct
09 Mar - 17 Mar LEVEL direct
03 Mar - 09 Mar LEVEL direct
02 Mar - 09 Mar LEVEL direct
23 Mar - 08 Apr LEVEL direct
02 Mar - 17 Mar LEVEL direct
09 Mar - 16 Mar LEVEL direct
24 Mar - 08 Apr LEVEL direct
23 Mar - 01 Apr LEVEL direct
16 Mar - 06 Apr LEVEL direct
02 Mar - 05 Mar Iberia direct
09 Mar - 12 Mar Iberia direct
21 Mar - 03 Apr LEVEL direct
29 Mar - 06 Apr LEVEL direct
31 Mar - 03 Apr LEVEL direct
31 Mar - 07 Apr LEVEL direct
28 Mar - 01 Apr LEVEL direct
28 Mar - 05 Apr TAP

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

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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.

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