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

Return flights

24 Aug - 31 Aug	Air India
20 Aug - 27 Aug	IndiGo
04 Aug - 04 Aug	VietJet Air
18 Aug - 25 Aug	AirAsia X
18 Aug - 24 Aug	AirAsia X
31 Aug - 11 Sep	AirAsia X
17 Aug - 24 Aug	IndiGo
05 Aug - 12 Aug	IndiGo
24 Aug - 11 Sep	AirAsia X
31 Aug - 07 Sep	AirAsia X
18 Aug - 07 Sep	AirAsia X
31 Aug - 15 Sep	AirAsia X
22 Aug - 31 Aug	IndiGo
24 Aug - 07 Sep	AirAsia X
03 Aug - 20 Aug	AirAsia X
31 Aug - 17 Sep	AirAsia X
31 Aug - 16 Sep	AirAsia X
11 Aug - 20 Aug	AirAsia X
31 Aug - 08 Sep	AirAsia X
18 Aug - 08 Sep	AirAsia X

Also check the deals for one-way flights from Delhi 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 Delhi to Perth in August from $412

Return flights