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

Return flights

01 Sep - 10 Sep	China Southern
03 Sep - 08 Sep	China Southern
01 Sep - 15 Sep	China Southern
17 Sep - 20 Oct	China Southern
08 Sep - 22 Sep	China Southern
10 Sep - 22 Sep	China Southern
02 Sep - 08 Sep	Turkish Airlines
01 Sep - 04 Sep	Turkish Airlines
01 Sep - 26 Sep	China Southern
01 Sep - 24 Sep	China Southern
01 Sep - 07 Sep	Turkish Airlines
10 Sep - 01 Oct	China Southern
29 Sep - 21 Oct	Turkish Airlines
30 Sep - 20 Oct	Turkish Airlines
30 Sep - 21 Oct	Turkish Airlines
22 Sep - 03 Oct	China Southern
13 Sep - 03 Oct	China Southern
15 Sep - 05 Oct	Jetstar
25 Sep - 05 Oct	Turkish Airlines
05 Sep - 09 Oct	Turkish Airlines

Also check the deals for one-way flights from Auckland 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 Auckland to Istanbul in September from $1149

Return flights