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

Return flights

31 Aug - 15 Sep	AirAsia
19 Aug - 26 Aug	AirAsia
17 Aug - 07 Sep	Jetstar
17 Aug - 24 Aug	Batik Air Malaysia
18 Aug - 24 Aug	AirAsia
18 Aug - 25 Aug	AirAsia
18 Aug - 28 Aug	VietJet Air
26 Aug - 02 Sep	AirAsia
26 Aug - 09 Sep	Jetstar
23 Aug - 12 Sep	Scoot
22 Aug - 05 Sep	AirAsia
26 Aug - 03 Sep	Jetstar
19 Aug - 02 Sep	Scoot
20 Aug - 27 Aug	AirAsia
18 Aug - 07 Sep	Scoot
16 Aug - 21 Aug	VietJet Air
17 Aug - 26 Aug	Qatar Airways
18 Aug - 26 Aug	Qatar Airways
16 Aug - 08 Sep	Qatar Airways
16 Aug - 20 Aug	Qatar Airways

Also check the deals for one-way flights from Perth to Dublin in August.

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 August from 837€

Return flights