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

Return flights

31 Jul - 07 Aug	AirAsia
31 Jul - 06 Aug	AirAsia
31 Jul - 05 Aug	AirAsia
31 Jul - 17 Aug	AirAsia
31 Jul - 14 Aug	AirAsia
31 Jul - 10 Aug	AirAsia
31 Jul - 03 Aug	AirAsia
31 Jul - 13 Aug	AirAsia
30 Jul - 07 Aug	AirAsia
30 Jul - 06 Aug	AirAsia
28 Jul - 31 Jul	AirAsia
29 Jul - 31 Jul	AirAsia
28 Jul - 30 Jul	AirAsia
28 Jul - 29 Jul	AirAsia
30 Jul - 31 Jul	AirAsia

Also check the deals for one-way flights from Colombo 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 Colombo to Perth in July from 404€

Return flights