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

Return flights

25 Sep - 14 Oct	Zipair
28 Sep - 13 Oct	VietJet Air
28 Sep - 04 Oct	VietJet Air
23 Sep - 25 Sep	Thai AirAsia X
22 Sep - 06 Oct	China Eastern
25 Sep - 03 Oct	Zipair
24 Sep - 01 Oct	Shenzhen Airlines
30 Sep - 10 Oct	Jeju Air
25 Sep - 08 Oct	Zipair
28 Sep - 09 Oct	China Southern
28 Sep - 08 Oct	VietJet Air
22 Sep - 29 Sep	China Eastern
18 Sep - 22 Sep	Thai AirAsia X
19 Sep - 27 Sep	Jetstar Japan
20 Sep - 24 Sep	Thai Lion Air
18 Sep - 20 Sep	Thai AirAsia X
18 Sep - 24 Sep	Thai AirAsia X
20 Sep - 30 Sep	Thai AirAsia X
24 Sep - 29 Sep	Thai Airways
24 Sep - 30 Sep	Thai Airways

Also check the deals for one-way flights from Tokyo 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 Tokyo to Istanbul in September from $652

Return flights