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

Return flights

25 Dec - 15 Jan	AirAsia
31 Dec - 15 Jan	AirAsia
02 Dec - 03 Dec	AirAsia
01 Dec - 03 Dec	AirAsia
28 Dec - 15 Jan	AirAsia
01 Dec - 02 Dec	AirAsia
02 Dec - 05 Dec	AirAsia
01 Dec - 05 Dec	AirAsia
31 Dec - 21 Jan	AirAsia
17 Dec - 05 Jan	AirAsia
17 Dec - 07 Jan	AirAsia
17 Dec - 06 Jan	AirAsia
22 Dec - 09 Jan	AirAsia
22 Dec - 10 Jan	AirAsia
25 Dec - 09 Jan	AirAsia
02 Dec - 10 Dec	AirAsia
01 Dec - 10 Dec	AirAsia
07 Dec - 10 Dec	AirAsia
02 Dec - 12 Dec	AirAsia
01 Dec - 12 Dec	AirAsia

Also check the deals for one-way flights from Colombo to Perth in December.

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 December from $555

Return flights