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

Return flights

08 Sep - 15 Sep	EVA Air
15 Sep - 24 Sep	Jetstar
23 Sep - 09 Oct	United
03 Sep - 17 Sep	United
03 Sep - 25 Sep	United
07 Sep - 22 Sep	United
05 Sep - 14 Sep	United
05 Sep - 27 Sep	United
09 Sep - 25 Sep	United
28 Sep - 08 Oct	United
08 Sep - 17 Sep	Singapore Airlines
24 Sep - 15 Oct	United
01 Sep - 07 Sep	Emirates
08 Sep - 13 Oct	Emirates
16 Sep - 04 Oct	United
26 Sep - 10 Oct	United
10 Sep - 01 Oct	Singapore Airlines
26 Sep - 12 Oct	Qatar Airways
04 Sep - 01 Oct	Emirates
08 Sep - 04 Oct	Emirates

Also check the deals for one-way flights from Brisbane 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 Brisbane to Barcelona in September from $1222

Return flights