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

Return flights

16 Sep - 11 Oct	Qantas
14 Sep - 21 Sep	Turkish Airlines
05 Sep - 01 Oct	Turkish Airlines
05 Sep - 28 Sep	Thai Airways
14 Sep - 15 Oct	Turkish Airlines
26 Sep - 17 Oct	Turkish Airlines
20 Sep - 22 Oct	Etihad Airways
25 Sep - 23 Oct	Air China
06 Sep - 13 Sep	Virgin Australia
01 Sep - 19 Sep	Etihad Airways
02 Sep - 25 Sep	Scoot
06 Sep - 26 Sep	Virgin Australia
11 Sep - 26 Sep	Etihad Airways
24 Sep - 10 Oct	Etihad Airways
17 Sep - 11 Oct	Etihad Airways
06 Sep - 27 Sep	Etihad Airways
12 Sep - 12 Oct	Scoot
18 Sep - 03 Oct	Etihad Airways
01 Sep - 30 Sep	Singapore Airlines

Also check the deals for one-way flights from Melbourne 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 Melbourne to Barcelona in September from $973

Return flights