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

Return flights

19 Sep - 22 Sep	Air Serbia
26 Sep - 03 Oct	Air Serbia
01 Sep - 18 Sep	Air Serbia
05 Sep - 25 Sep	Air Serbia
16 Sep - 21 Oct	easyJet
04 Sep - 08 Sep	easyJet
14 Sep - 28 Sep	Pegasus Airlines
02 Sep - 17 Sep	Pegasus Airlines
05 Sep - 24 Sep	Air Serbia
10 Sep - 14 Sep	Air Serbia
01 Sep - 17 Sep	Turkish Airlines
01 Sep - 14 Sep	Pegasus Airlines

Also check the deals for one-way flights from Geneva 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.

Book a cheap hotel in Colombo

Cheap car rent in Colombo

Cheapest return flights from Geneva to Colombo in September from 498€

Return flights