Cheapest return flights from Boston to Barcelona in August from 472€

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 August 2025 (see full year).

Return flights

19 Aug - 01 Sep Fly Play
20 Aug - 27 Aug Vueling Airlines direct
03 Aug - 20 Aug LEVEL direct
16 Aug - 27 Aug LEVEL direct
31 Aug - 07 Sep Fly Play
21 Aug - 28 Aug LEVEL direct
17 Aug - 24 Aug Scandinavian Airlines
24 Aug - 31 Aug Scandinavian Airlines
18 Aug - 25 Aug LEVEL direct
27 Aug - 03 Sep Scandinavian Airlines
17 Aug - 26 Aug LEVEL direct
19 Aug - 26 Aug LEVEL direct
25 Aug - 01 Sep LEVEL direct
19 Aug - 01 Sep LEVEL direct
12 Aug - 19 Aug Iberia
28 Aug - 04 Sep Scandinavian Airlines
26 Aug - 02 Sep Icelandair
27 Aug - 03 Sep Vueling Airlines direct
28 Aug - 04 Sep Vueling Airlines direct
26 Aug - 02 Sep Vueling Airlines direct

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

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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