Cheapest return flights from Boston to Barcelona in March from 321€

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

Return flights

04 Mar - 11 Mar TAP
16 Mar - 24 Mar Iberia For Level direct
14 Mar - 19 Mar TAP
16 Mar - 23 Mar Iberia For Level direct
02 Mar - 09 Mar Iberia For Level direct
12 Mar - 26 Mar TAP
21 Mar - 26 Mar TAP
21 Mar - 26 Mar Iberia For Level direct
19 Mar - 26 Mar Iberia For Level direct
10 Mar - 23 Mar Iberia For Level direct
26 Mar - 06 Apr TAP
26 Mar - 06 Apr Iberia For Level direct

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

Skyscanner

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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