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

Return flights

25 Sep - 26 Sep	AJet	direct
22 Sep - 19 Oct	AJet	direct
18 Sep - 21 Oct	Pegasus Airlines	direct
04 Sep - 07 Sep	AJet
18 Sep - 10 Oct	Pegasus Airlines	direct
26 Sep - 28 Sep	Pegasus Airlines	direct
17 Sep - 24 Sep	Pegasus Airlines	direct
21 Sep - 24 Sep	AJet	direct
20 Sep - 20 Sep	AJet	direct
08 Sep - 14 Sep	Pegasus Airlines
01 Sep - 08 Sep	Pegasus Airlines
01 Sep - 04 Sep	Pegasus Airlines
08 Sep - 08 Sep	Pegasus Airlines
26 Sep - 03 Oct	Pegasus Airlines
26 Sep - 03 Oct	AJet	direct

Also check the deals for one-way flights from Istanbul to Stuttgart 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 Stuttgart in September from $187

Return flights