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

Return flights

15 Sep - 22 Sep	Indonesia AirAsia
07 Sep - 22 Sep	AirAsia
24 Sep - 01 Oct	AirAsia
18 Sep - 22 Sep	AirAsia
24 Sep - 05 Oct	AirAsia
17 Sep - 22 Sep	AirAsia
24 Sep - 14 Oct	AirAsia
07 Sep - 18 Sep	AirAsia
23 Sep - 01 Oct	Indonesia AirAsia
23 Sep - 05 Oct	Indonesia AirAsia
15 Sep - 18 Sep	AirAsia
07 Sep - 20 Sep	AirAsia
23 Sep - 14 Oct	Indonesia AirAsia
29 Sep - 01 Oct	Indonesia AirAsia
07 Sep - 11 Sep	AirAsia
29 Sep - 05 Oct	Indonesia AirAsia
15 Sep - 20 Sep	AirAsia
04 Sep - 22 Sep	AirAsia
29 Sep - 14 Oct	Indonesia AirAsia
15 Sep - 01 Oct	AirAsia

Also check the deals for one-way flights from Jakarta 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 Jakarta to Colombo in September from 270€

Return flights