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

Return flights

04 Sep - 21 Sep	China Southern
04 Sep - 17 Sep	China Southern
19 Sep - 28 Oct	China Southern
11 Sep - 15 Sep	China Southern
10 Sep - 23 Sep	China Southern
17 Sep - 21 Sep	China Southern
20 Sep - 23 Sep	China Southern
09 Sep - 18 Sep	Pegasus Airlines
11 Sep - 20 Sep	AJet
02 Sep - 08 Sep	China Southern
01 Sep - 20 Sep	Oman Air
18 Sep - 26 Oct	China Southern
04 Sep - 21 Oct	China Southern
04 Sep - 01 Oct	Etihad Airways
22 Sep - 01 Oct	KLM
16 Sep - 14 Oct	KLM
30 Sep - 07 Oct	KLM
29 Sep - 07 Oct	KLM
03 Sep - 03 Oct	Etihad Airways
01 Sep - 01 Oct	Etihad Airways

Also check the deals for one-way flights from Istanbul to Tokyo 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 Tokyo in September from $567

Return flights