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

Return flights

27 Sep - 01 Oct	Ryanair
23 Sep - 09 Oct	Wizz Air Malta
21 Sep - 24 Sep	Ryanair
27 Sep - 02 Oct	Wizz Air Malta
30 Sep - 02 Oct	Wizz Air Malta
25 Sep - 27 Sep	Ryanair
26 Sep - 10 Oct	Ryanair
20 Sep - 22 Sep	Ryanair
27 Sep - 30 Sep	Ryanair
30 Sep - 08 Oct	Wizz Air Malta
28 Sep - 06 Oct	Turkish Airlines
26 Sep - 11 Oct	Ryanair
24 Sep - 26 Sep	Ryanair
25 Sep - 09 Oct	Ryanair
19 Sep - 23 Sep	Ryanair
29 Sep - 03 Oct	Turkish Airlines
21 Sep - 28 Sep	Ryanair
18 Sep - 28 Sep	Ryanair
21 Sep - 23 Sep	Ryanair
17 Sep - 24 Sep	Ryanair

Also check the deals for one-way flights from Torino 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 Torino to Istanbul in September from 158€

Return flights