Cheapest return SYD–BCN flights, September

AirHint found the following cheapest return flights from Sydney (SYD) to Barcelona (BCN) in September 2026 (see full year).

Return flights

03 Sep - 20 Sep Air China
15 Sep - 27 Oct Air China
06 Sep - 19 Sep China Eastern
13 Sep - 20 Oct Air China
15 Sep - 30 Sep Jetstar
24 Sep - 22 Oct Air China
13 Sep - 27 Sep China Southern
21 Sep - 11 Oct Etihad Airways
07 Sep - 15 Sep Etihad Airways
18 Sep - 19 Oct Etihad Airways
20 Sep - 19 Oct Etihad Airways
29 Sep - 13 Oct Etihad Airways
18 Sep - 02 Oct Etihad Airways
23 Sep - 07 Oct Etihad Airways
09 Sep - 21 Oct Etihad Airways
07 Sep - 28 Sep United
11 Sep - 17 Sep United
14 Sep - 28 Sep United

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

Powered by

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.

Book a cheap hotel in Barcelona

Cheap car rent in Barcelona

Feel free to contact us with any feedback or request another flight research.