AirHint found the following cheapest return flights from Istanbul (SAW) to Rome (FCO) in September 2025 (see full year).

Return flights

23 Sep - 30 Sep	Pegasus Airlines
15 Sep - 25 Sep	AJet
17 Sep - 27 Sep	AJet
23 Sep - 27 Sep	Pegasus Airlines
16 Sep - 23 Sep	Pegasus Airlines
27 Sep - 30 Sep	Pegasus Airlines
24 Sep - 04 Oct	Pegasus Airlines
20 Sep - 23 Sep	AJet
13 Sep - 17 Sep	AJet
13 Sep - 19 Sep	AJet
30 Sep - 07 Oct	Pegasus Airlines
17 Sep - 23 Sep	Pegasus Airlines
30 Sep - 04 Oct	Pegasus Airlines
25 Sep - 02 Oct	AJet
27 Sep - 01 Oct	AJet
29 Sep - 06 Oct	Pegasus Airlines
02 Sep - 01 Oct	Pegasus Airlines
30 Sep - 07 Oct	AJet	direct
27 Sep - 05 Oct	AJet
25 Sep - 02 Oct	AJet	direct

Also check the deals for one-way flights from Istanbul to Rome 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 Istanbul to Rome in September from 153€

Return flights