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

Return flights

01 Dec - 06 Dec	Jetstar
01 Dec - 15 Dec	Cathay Pacific
01 Dec - 17 Dec	Cathay Pacific
02 Dec - 06 Dec	IndiGo
02 Dec - 09 Dec	IndiGo
05 Dec - 12 Dec	AirAsia X
04 Dec - 25 Dec	AirAsia X
04 Dec - 12 Dec	AirAsia X
06 Dec - 01 Jan	Jetstar
01 Dec - 05 Dec	Malaysia Airlines
02 Dec - 11 Dec	Malaysia Airlines
10 Dec - 13 Jan	Jetstar
12 Dec - 14 Jan	Jetstar
15 Dec - 23 Jan	Garuda Indonesia
11 Dec - 06 Jan	Batik Air Malaysia
01 Dec - 01 Jan	Malaysia Airlines
16 Dec - 04 Jan	Jetstar
02 Dec - 27 Jan	IndiGo
04 Dec - 31 Jan	IndiGo
15 Dec - 09 Jan	China Eastern

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 $718

Return flights