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

Return flights

09 Aug - 27 Aug	Pegasus Airlines
25 Aug - 09 Sep	IndiGo
18 Aug - 25 Aug	IndiGo
14 Aug - 28 Aug	Air Arabia
07 Aug - 21 Aug	IndiGo
15 Aug - 24 Aug	IndiGo
06 Aug - 27 Aug	IndiGo
10 Aug - 20 Aug	IndiGo
09 Aug - 23 Aug	IndiGo
07 Aug - 30 Sep	IndiGo
08 Aug - 12 Sep	Emirates

Also check the deals for one-way flights from Istanbul 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 Istanbul to Perth in August from 649€

Return flights