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

Return flights

04 Sep - 11 Sep	Air India
02 Sep - 05 Sep	AirAsia
09 Sep - 27 Sep	AirAsia
23 Sep - 27 Sep	AirAsia
21 Sep - 27 Sep	AirAsia
23 Sep - 09 Oct	AirAsia
23 Sep - 13 Oct	AirAsia
21 Sep - 09 Oct	AirAsia
02 Sep - 08 Sep	AirAsia
02 Sep - 14 Sep	AirAsia
04 Sep - 08 Sep	AirAsia
09 Sep - 14 Sep	AirAsia
02 Sep - 13 Sep	AirAsia
22 Sep - 09 Oct	AirAsia
22 Sep - 13 Oct	AirAsia
19 Sep - 09 Oct	AirAsia
27 Sep - 15 Oct	AirAsia
26 Sep - 15 Oct	AirAsia
27 Sep - 09 Oct	AirAsia
27 Sep - 13 Oct	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 466€

Return flights