AirHint found the following cheapest return flights from Brest (BES) to Barcelona (BCN) in September 2025 (see full year).

Return flights

01 Sep - 19 Sep	Volotea	direct
15 Sep - 19 Sep	Volotea	direct
08 Sep - 19 Sep	Volotea	direct
01 Sep - 12 Sep	Volotea	direct
01 Sep - 05 Sep	Volotea	direct
08 Sep - 12 Sep	Volotea	direct
05 Sep - 19 Sep	Volotea	direct
15 Sep - 22 Sep	Volotea	direct
08 Sep - 22 Sep	Volotea	direct
01 Sep - 15 Sep	Volotea	direct

Also check the deals for one-way flights from Brest to Barcelona in September.

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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Cheapest return flights from Brest to Barcelona in September from 68€

Return flights