AirHint found the following cheapest return flights from Dublin (DUB) to Perth (PER) in August 2026 (see full year).

Return flights

28 Aug - 09 Sep	Pegasus Airlines
22 Aug - 12 Sep	IndiGo
22 Aug - 07 Sep	Pegasus Airlines
17 Aug - 15 Sep	IndiGo
24 Aug - 31 Aug	Etihad Airways
29 Aug - 05 Sep	Qatar Airways
16 Aug - 30 Aug	IndiGo
04 Aug - 18 Aug	Pegasus Airlines
01 Aug - 06 Aug	IndiGo
01 Aug - 14 Aug	IndiGo
14 Aug - 04 Sep	IndiGo
12 Aug - 22 Aug	IndiGo
17 Aug - 24 Aug	IndiGo
11 Aug - 30 Aug	IndiGo
05 Aug - 26 Aug	IndiGo
23 Aug - 27 Aug	Qatar Airways

Also check the deals for one-way flights from Dublin to Perth 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 Dublin to Perth in August from $992

Return flights