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

Return flights

25 Jul - 11 Aug	AirAsia
25 Jul - 09 Aug	AirAsia
25 Jul - 06 Aug	AirAsia
25 Jul - 02 Aug	AirAsia
20 Jul - 27 Jul	IndiGo
20 Jul - 09 Aug	AirAsia
20 Jul - 24 Jul	AirAsia
17 Jul - 24 Jul	AirAsia
17 Jul - 21 Jul	AirAsia
20 Jul - 06 Aug	AirAsia
17 Jul - 06 Aug	AirAsia
20 Jul - 02 Aug	AirAsia
17 Jul - 02 Aug	AirAsia
20 Jul - 25 Jul	AirAsia
17 Jul - 25 Jul	AirAsia
18 Jul - 24 Jul	AirAsia
18 Jul - 21 Jul	AirAsia
17 Jul - 27 Jul	AirAsia
18 Jul - 06 Aug	AirAsia
18 Jul - 27 Jul	AirAsia

Also check the deals for one-way flights from Kolkata 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 Kolkata to Perth in July from $578

Return flights