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

Return flights

27 Sep - 30 Sep	Ryanair
28 Sep - 02 Oct	Ryanair
24 Sep - 01 Oct	Ryanair
06 Sep - 09 Sep	Ryanair
24 Sep - 30 Sep	Wizz Air Malta
25 Sep - 29 Sep	Wizz Air Malta
24 Sep - 28 Sep	Ryanair
11 Sep - 18 Sep	Ryanair
04 Sep - 15 Sep	Ryanair
22 Sep - 28 Sep	Ryanair
04 Sep - 14 Sep	Ryanair
06 Sep - 15 Sep	Ryanair
26 Sep - 01 Oct	Ryanair
28 Sep - 03 Oct	Ryanair
26 Sep - 04 Oct	Ryanair
26 Sep - 05 Oct	Ryanair

Also check the deals for one-way flights from Pisa 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 Pisa to Istanbul in September from $192

Return flights