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

Return flights

25 Aug - 15 Sep	Turkish Airlines
25 Aug - 30 Sep	Turkish Airlines
28 Aug - 11 Sep	Pegasus Airlines
17 Aug - 31 Aug	Pegasus Airlines
19 Aug - 03 Sep	Pegasus Airlines
12 Aug - 30 Aug	Ryanair
06 Aug - 27 Aug	Ryanair
17 Aug - 28 Sep	Pegasus Airlines
04 Aug - 19 Aug	Ryanair
10 Aug - 24 Aug	SWISS
01 Aug - 08 Aug	IndiGo
03 Aug - 29 Aug	SWISS
03 Aug - 24 Aug	Lufthansa
01 Aug - 22 Aug	Ryanair
01 Aug - 15 Aug	IndiGo
26 Aug - 21 Sep	KLM

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 650€

Return flights