Cheapest return flights from Boston to Barcelona in May from $387

Best time to book flights for Boston (BOS) to Barcelona (BCN) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Barcelona (BCN) in May 2025 (see full year).

Return flights

13 May - 21 May Condor
12 May - 19 May LEVEL direct
13 May - 15 May LEVEL direct
13 May - 22 May LEVEL direct
13 May - 21 May LEVEL direct
13 May - 20 May LEVEL direct
13 May - 19 May LEVEL direct
30 May - 07 Jun Icelandair
14 May - 20 May Condor
13 May - 17 May Condor
19 May - 28 May Condor
29 May - 07 Jun Icelandair
20 May - 04 Jun Air Canada
30 May - 05 Jun Iberia direct
30 May - 09 Jun Iberia direct
26 May - 02 Jun Iberia direct
26 May - 03 Jun Iberia direct
28 May - 05 Jun Iberia direct
30 May - 06 Jun Iberia direct
28 May - 03 Jun Iberia direct

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

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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