Cheapest return flights from Boston to Barcelona in June from $566

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 June 2025 (see full year).

Return flights

09 Jun - 10 Jun LEVEL direct
09 Jun - 18 Jun LEVEL direct
09 Jun - 12 Jun LEVEL direct
09 Jun - 11 Jun LEVEL direct
04 Jun - 11 Jun Vueling Airlines direct
09 Jun - 26 Jun LEVEL direct
09 Jun - 27 Jun LEVEL direct
08 Jun - 15 Jun Fly Play
09 Jun - 15 Jun LEVEL direct
04 Jun - 18 Jun Fly Play
29 Jun - 16 Jul LEVEL direct
29 Jun - 08 Jul LEVEL direct
29 Jun - 01 Jul LEVEL direct
16 Jun - 01 Jul LEVEL direct
18 Jun - 08 Jul LEVEL direct
18 Jun - 01 Jul LEVEL direct
29 Jun - 18 Jul LEVEL direct
29 Jun - 12 Jul LEVEL direct
29 Jun - 11 Jul LEVEL direct
20 Jun - 08 Jul LEVEL direct

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

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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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