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

Return flights

20 Sep - 04 Oct	AirAsia
20 Sep - 06 Oct	AirAsia
20 Sep - 08 Oct	AirAsia
18 Sep - 04 Oct	Thai AirAsia
20 Sep - 27 Sep	AirAsia
18 Sep - 02 Oct	IndiGo
20 Sep - 30 Sep	AirAsia
19 Sep - 26 Sep	FitsAir
19 Sep - 01 Oct	AirAsia
19 Sep - 03 Oct	AirAsia
22 Sep - 05 Oct	AirAsia
19 Sep - 10 Oct	AirAsia
18 Sep - 01 Oct	AirAsia
21 Sep - 25 Sep	AirAsia
19 Sep - 29 Sep	AirAsia
19 Sep - 27 Sep	AirAsia
20 Sep - 29 Sep	AirAsia
17 Sep - 29 Sep	AirAsia
24 Sep - 29 Sep	AirAsia
17 Sep - 27 Sep	AirAsia

Also check the deals for one-way flights from Colombo to Melbourne in September.

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 September from 532€

Return flights