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

Return flights

10 Sep - 23 Sep	Scoot
09 Sep - 23 Sep	Jetstar
07 Sep - 19 Sep	Jetstar
08 Sep - 17 Sep	Jetstar
07 Sep - 16 Sep	Jetstar
30 Sep - 07 Oct	AirAsia
09 Sep - 15 Sep	Jetstar
09 Sep - 16 Sep	Jetstar
09 Sep - 19 Sep	Jetstar
06 Sep - 15 Sep	Batik Air Malaysia
07 Sep - 14 Sep	Jetstar
09 Sep - 06 Oct	Jetstar
10 Sep - 01 Oct	AirAsia
07 Sep - 07 Oct	Jetstar
26 Sep - 03 Oct	AirAsia
30 Sep - 21 Oct	Virgin Australia
28 Sep - 20 Oct	Qatar Airways
21 Sep - 19 Oct	Emirates
30 Sep - 19 Oct	Emirates
27 Sep - 20 Oct	Qatar Airways

Also check the deals for one-way flights from Perth 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 Perth to Dublin in September from $987

Return flights