Cheapest return flights from Boston to Barcelona in June from $425

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

01 Jun - 08 Jun LEVEL direct
09 Jun - 16 Jun LEVEL direct
11 Jun - 18 Jun LEVEL direct
12 Jun - 19 Jun LEVEL direct
03 Jun - 10 Jun LEVEL direct
04 Jun - 08 Jun LEVEL direct
06 Jun - 13 Jun LEVEL direct
04 Jun - 10 Jun LEVEL direct
06 Jun - 19 Jun LEVEL direct
06 Jun - 16 Jun LEVEL direct
19 Jun - 02 Jul Vueling Airlines direct
24 Jun - 02 Jul Icelandair
29 Jun - 09 Jul Icelandair
29 Jun - 04 Jul Icelandair
23 Jun - 10 Jul LEVEL direct
29 Jun - 09 Jul LEVEL direct
29 Jun - 04 Jul LEVEL direct
17 Jun - 08 Jul Air France
29 Jun - 08 Jul Air France
25 Jun - 02 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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