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

Return flights

18 Sep - 24 Sep	AirAsia
18 Sep - 25 Sep	AirAsia
18 Sep - 06 Oct	AirAsia
18 Sep - 22 Sep	AirAsia
18 Sep - 29 Sep	AirAsia
18 Sep - 01 Oct	AirAsia
18 Sep - 27 Sep	AirAsia
18 Sep - 08 Oct	AirAsia
18 Sep - 07 Oct	AirAsia
18 Sep - 19 Sep	AirAsia
18 Sep - 20 Sep	AirAsia
18 Sep - 30 Sep	AirAsia
19 Sep - 24 Sep	AirAsia
19 Sep - 25 Sep	AirAsia
19 Sep - 06 Oct	AirAsia
19 Sep - 01 Oct	AirAsia
08 Sep - 07 Oct	AirAsia
19 Sep - 08 Oct	AirAsia
22 Sep - 06 Oct	Philippines AirAsia Inc.
20 Sep - 06 Oct	Philippines AirAsia Inc.

Also check the deals for one-way flights from Manila to Colombo 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 Manila to Colombo in September from $319

Return flights