Cheapest return flights from Boston to Barcelona in March from $284

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

Return flights

03 Mar - 17 Mar Iberia For Level direct
02 Mar - 09 Mar Iberia For Level direct
09 Mar - 16 Mar Iberia For Level direct
10 Mar - 17 Mar Iberia For Level direct
02 Mar - 12 Mar Iberia For Level direct
02 Mar - 17 Mar Iberia For Level direct
14 Mar - 24 Mar Iberia For Level direct
14 Mar - 21 Mar Iberia For Level direct
17 Mar - 31 Mar Iberia For Level direct
18 Mar - 25 Mar Air Canada
18 Mar - 01 Apr Air Canada
25 Mar - 08 Apr Icelandair
30 Mar - 08 Apr Icelandair
24 Mar - 07 Apr Iberia For Level direct
30 Mar - 08 Apr Iberia For Level direct
28 Mar - 06 Apr Air Canada
25 Mar - 01 Apr United
20 Mar - 10 Apr Air Canada
28 Mar - 06 Apr Iberia For Level direct

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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