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

Return flights

23 Sep - 30 Sep	AJet
23 Sep - 28 Sep	AJet
23 Sep - 02 Oct	Pegasus Airlines
26 Sep - 28 Sep	AJet
21 Sep - 26 Sep	Pegasus Airlines
25 Sep - 29 Sep	Qatar Airways
25 Sep - 02 Oct	Pegasus Airlines
24 Sep - 07 Oct	flyadeal
26 Sep - 30 Sep	AJet
29 Sep - 03 Oct	Qatar Airways
29 Sep - 05 Oct	Qatar Airways
29 Sep - 06 Oct	Qatar Airways
21 Sep - 28 Sep	Pegasus Airlines
22 Sep - 26 Sep	Qatar Airways
20 Sep - 30 Sep	Pegasus Airlines
20 Sep - 04 Oct	flyadeal
22 Sep - 30 Sep	Turkish Airlines
26 Sep - 12 Oct	Ethiopian Airlines
20 Sep - 04 Oct	Turkish Airlines	direct

Also check the deals for one-way flights from Istanbul to Zanzibar 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 Zanzibar in September from $679

Return flights