Cheapest return IST–CMB flights, September

AirHint found the following cheapest return flights from Istanbul (IST) to Colombo (CMB) in September 2026 (see full year).

Return flights

06 Sep - 21 Sep Gulf Air
06 Sep - 14 Sep Gulf Air
13 Sep - 27 Sep Gulf Air
22 Sep - 27 Sep Gulf Air
16 Sep - 23 Sep Gulf Air
17 Sep - 20 Sep Gulf Air
28 Sep - 20 Oct Gulf Air
12 Sep - 23 Sep Gulf Air
25 Sep - 04 Oct Gulf Air
10 Sep - 18 Sep Gulf Air
08 Sep - 18 Sep Gulf Air
07 Sep - 18 Sep Gulf Air
16 Sep - 16 Oct Gulf Air
26 Sep - 10 Oct Air Arabia
26 Sep - 10 Oct Turkish Airlines direct
25 Sep - 04 Oct Turkish Airlines direct
28 Sep - 20 Oct Turkish Airlines direct
16 Sep - 16 Oct Turkish Airlines direct

Also check the deals for one-way flights from Istanbul to Colombo in September.

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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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