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

Return flights

23 Jul - 28 Jul	SunExpress
25 Jul - 01 Aug	Pegasus Airlines
24 Jul - 28 Jul	Pegasus Airlines
31 Jul - 27 Aug	Ryanair
31 Jul - 21 Aug	Ryanair
29 Jul - 05 Aug	Emirates
30 Jul - 27 Aug	Ryanair
29 Jul - 27 Aug	Emirates
21 Jul - 28 Jul	Pegasus Airlines
22 Jul - 24 Jul	Pegasus Airlines
24 Jul - 18 Aug	Pegasus Airlines
25 Jul - 27 Jul	Pegasus Airlines
25 Jul - 08 Aug	Pegasus Airlines
27 Jul - 03 Aug	Hainan Airlines
28 Jul - 19 Aug	Ryanair
21 Jul - 31 Jul	Pegasus Airlines
22 Jul - 23 Jul	Ryanair

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

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 July from 1387€

Return flights