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

Return flights

23 Sep - 04 Oct	AJet
26 Sep - 29 Sep	AJet
22 Sep - 12 Oct	AJet
18 Sep - 30 Sep	AJet
26 Sep - 18 Oct	AJet
22 Sep - 04 Oct	AJet
05 Sep - 28 Sep	AJet
23 Sep - 03 Oct	AJet
13 Sep - 20 Sep	easyJet
12 Sep - 12 Oct	easyJet
23 Sep - 01 Oct	AJet
22 Sep - 30 Sep	AJet
23 Sep - 08 Oct	AJet
22 Sep - 05 Oct	AJet
11 Sep - 28 Sep	easyJet
17 Sep - 29 Sep	easyJet
28 Sep - 19 Oct	Air India
05 Sep - 21 Sep	AJet
26 Sep - 28 Sep	AJet
15 Sep - 30 Sep	AJet

Also check the deals for one-way flights from Paris 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 Paris to Colombo in September from 489€

Return flights