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

Return flights

15 Dec - 22 Dec	Jetstar
10 Dec - 13 Jan	Jetstar
04 Dec - 07 Dec	AirAsia X
04 Dec - 16 Dec	AirAsia X
29 Dec - 07 Jan	China Eastern
04 Dec - 12 Dec	AirAsia X
04 Dec - 15 Dec	AirAsia X
01 Dec - 07 Dec	AirAsia X
04 Dec - 10 Dec	AirAsia X
04 Dec - 13 Dec	AirAsia X
01 Dec - 16 Dec	AirAsia X
01 Dec - 12 Dec	AirAsia X
28 Dec - 07 Jan	China Eastern
11 Dec - 06 Jan	China Eastern
17 Dec - 19 Jan	AirAsia X
31 Dec - 14 Jan	AirAsia X
31 Dec - 15 Jan	AirAsia X
31 Dec - 11 Jan	AirAsia X
31 Dec - 07 Jan	AirAsia X
29 Dec - 14 Jan	AirAsia X

Also check the deals for one-way flights from Melbourne 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 Melbourne to Colombo in December from $737

Return flights