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

Return flights

22 Sep - 29 Sep	IndiGo
21 Sep - 28 Sep	Pegasus Airlines
25 Sep - 19 Oct	IndiGo
25 Sep - 02 Oct	IndiGo
21 Sep - 30 Sep	IndiGo
19 Sep - 30 Sep	IndiGo
23 Sep - 27 Sep	IndiGo
23 Sep - 30 Sep	IndiGo
30 Sep - 11 Oct	Pegasus Airlines
27 Sep - 08 Oct	IndiGo
24 Sep - 08 Oct	IndiGo
29 Sep - 17 Oct	IndiGo
21 Sep - 27 Oct	IndiGo
21 Sep - 10 Oct	IndiGo
29 Sep - 14 Oct	Pegasus Airlines
19 Sep - 02 Oct	IndiGo
24 Sep - 29 Sep	AJet
22 Sep - 27 Sep	Pegasus Airlines
22 Sep - 24 Sep	IndiGo
20 Sep - 27 Sep	Flynas

Also check the deals for one-way flights from Istanbul to Jakarta 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 Jakarta in September from 393€

Return flights