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

Return flights

08 Dec - 13 Dec	AirAsia
08 Dec - 22 Dec	AirAsia
08 Dec - 11 Dec	AirAsia
11 Dec - 14 Dec	AirAsia
14 Dec - 19 Dec	AirAsia
12 Dec - 21 Dec	AirAsia
09 Dec - 23 Dec	AirAsia
30 Dec - 14 Jan	AirAsia
16 Dec - 29 Dec	AirAsia
18 Dec - 27 Dec	Indonesia AirAsia
11 Dec - 05 Jan	AirAsia
07 Dec - 11 Jan	AirAsia
08 Dec - 08 Jan	AirAsia
21 Dec - 29 Dec	AirAsia
31 Dec - 21 Jan	AirAsia
30 Dec - 05 Jan	AirAsia
10 Dec - 09 Jan	AirAsia
14 Dec - 01 Jan	AirAsia
28 Dec - 08 Jan	AirAsia
30 Dec - 21 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 440€

Return flights