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

Return flights

05 Dec - 30 Jan	AirAsia
23 Dec - 13 Jan	AirAsia
04 Dec - 22 Jan	Malaysia Airlines
17 Dec - 29 Jan	AirAsia
18 Dec - 06 Jan	AirAsia
19 Dec - 09 Jan	AirAsia
17 Dec - 06 Jan	AirAsia
22 Dec - 09 Jan	AirAsia
20 Dec - 09 Jan	AirAsia
22 Dec - 10 Jan	AirAsia
05 Dec - 09 Dec	AirAsia
05 Dec - 10 Dec	AirAsia
04 Dec - 09 Dec	AirAsia
07 Dec - 09 Dec	AirAsia
06 Dec - 09 Dec	AirAsia
04 Dec - 10 Dec	AirAsia
07 Dec - 10 Dec	AirAsia
06 Dec - 10 Dec	AirAsia
05 Dec - 07 Dec	AirAsia
04 Dec - 07 Dec	AirAsia

Also check the deals for one-way flights from Colombo to Melbourne 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 Melbourne in December from 485€

Return flights