AirHint found the following cheapest return flights from Catania (CTA) to Istanbul (IST) in September 2025 (see full year).

Return flights

23 Sep - 29 Sep	Ryanair
24 Sep - 30 Sep	Aeroitalia
23 Sep - 25 Sep	Ryanair
21 Sep - 24 Sep	Ryanair
24 Sep - 27 Sep	Ryanair
30 Sep - 07 Oct	Ryanair
29 Sep - 07 Oct	Ryanair
24 Sep - 29 Sep	Ryanair
24 Sep - 26 Sep	Ryanair
16 Sep - 23 Sep	Ryanair
23 Sep - 30 Sep	Aeroitalia
09 Sep - 15 Sep	Ryanair
30 Sep - 02 Oct	Ryanair
27 Sep - 04 Oct	Ryanair
28 Sep - 01 Oct	Ryanair
14 Sep - 10 Oct	Ryanair
29 Sep - 03 Oct	Air Serbia
30 Sep - 03 Oct	Ryanair
28 Sep - 14 Oct	Ryanair
22 Sep - 01 Oct	Ryanair

Also check the deals for one-way flights from Catania to Istanbul 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 Catania to Istanbul in September from 163€

Return flights