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

Return flights

01 Dec - 10 Dec	Malaysia Airlines
05 Dec - 08 Dec	Malaysia Airlines
15 Dec - 04 Jan	Indonesia AirAsia
03 Dec - 11 Dec	AirAsia
03 Dec - 05 Dec	AirAsia
05 Dec - 11 Dec	AirAsia
02 Dec - 11 Dec	AirAsia
02 Dec - 05 Dec	AirAsia
17 Dec - 27 Jan	AirAsia
03 Dec - 08 Dec	AirAsia
18 Dec - 20 Jan	AirAsia
02 Dec - 08 Dec	AirAsia
03 Dec - 19 Dec	AirAsia
24 Dec - 14 Jan	AirAsia
28 Dec - 14 Jan	AirAsia
26 Dec - 14 Jan	AirAsia
27 Dec - 14 Jan	AirAsia
27 Dec - 03 Jan	AirAsia
24 Dec - 07 Jan	AirAsia
24 Dec - 05 Jan	AirAsia

Also check the deals for one-way flights from Perth to Colombo 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 Perth to Colombo in December from $653

Return flights