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

Return flights

11 Sep - 25 Sep	Pegasus Airlines	direct
07 Sep - 19 Sep	AJet	direct
11 Sep - 18 Sep	AJet	direct
02 Sep - 09 Sep	Wizz Air
04 Sep - 09 Sep	AJet
16 Sep - 05 Oct	Wizz Air
19 Sep - 29 Sep	Pegasus Airlines	direct
19 Sep - 20 Sep	AJet	direct
18 Sep - 25 Sep	AJet	direct
19 Sep - 27 Sep	AJet	direct
12 Sep - 18 Sep	AJet	direct
25 Sep - 02 Oct	AJet	direct
27 Sep - 05 Oct	AJet	direct
26 Sep - 05 Oct	AJet	direct
27 Sep - 06 Oct	AJet	direct
18 Sep - 09 Oct	AJet
29 Sep - 06 Oct	Pegasus Airlines	direct
16 Sep - 05 Oct	Pegasus Airlines	direct

Also check the deals for one-way flights from Lyon 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 Lyon to Istanbul in September from $164

Return flights