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

Return flights

29 Sep - 11 Oct	Peach
26 Sep - 30 Sep	VietJet Air
25 Sep - 03 Oct	China Southern
25 Sep - 14 Oct	VietJet Air
26 Sep - 03 Oct	Scoot
25 Sep - 02 Oct	VietJet Air
28 Sep - 05 Oct	IndiGo
28 Sep - 03 Oct	IndiGo
22 Sep - 29 Sep	IndiGo
23 Sep - 14 Oct	IndiGo
23 Sep - 04 Oct	IndiGo
22 Sep - 30 Sep	IndiGo
26 Sep - 16 Oct	VietJet Air
24 Sep - 30 Sep	IndiGo
22 Sep - 27 Sep	IndiGo
23 Sep - 28 Sep	IndiGo
23 Sep - 27 Sep	IndiGo
26 Sep - 29 Sep	IndiGo
24 Sep - 28 Sep	IndiGo
25 Sep - 30 Sep	IndiGo

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 621€

Return flights