AirHint found the following cheapest return flights from Melbourne (MEL) to Dublin (DUB) in September 2025 (see full year).

Return flights

09 Sep - 16 Sep	Scoot Tigerair
14 Sep - 21 Sep	Scoot Tigerair
03 Sep - 13 Sep	Scoot Tigerair
02 Sep - 14 Sep	Scoot Tigerair
04 Sep - 25 Sep	Air India
24 Sep - 11 Oct	Scoot Tigerair
12 Sep - 06 Oct	Jetstar
13 Sep - 18 Sep	Turkish Airlines
06 Sep - 16 Oct	Turkish Airlines
02 Sep - 13 Sep	Air India
05 Sep - 12 Sep	Etihad Airways
24 Sep - 04 Oct	Turkish Airlines
09 Sep - 24 Oct	Virgin Australia
22 Sep - 30 Oct	Qatar Airways
02 Sep - 15 Sep	Qatar Airways
02 Sep - 17 Sep	Etihad Airways
20 Sep - 04 Oct	Turkish Airlines
30 Sep - 10 Oct	Singapore Airlines
10 Sep - 11 Oct	Turkish Airlines
23 Sep - 14 Oct	Emirates

Also check the deals for one-way flights from Melbourne to Dublin 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 Dublin in September from $983

Return flights