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

Return flights

26 Sep - 28 Sep	Flynas
23 Sep - 30 Sep	Flynas
23 Sep - 30 Sep	Turkish Airlines	direct
26 Sep - 12 Oct	Turkish Airlines	direct
11 Sep - 14 Sep	Turkish Airlines	direct
13 Sep - 20 Sep	Flynas
16 Sep - 20 Sep	EgyptAir
26 Sep - 28 Sep	Turkish Airlines	direct
16 Sep - 22 Sep	EgyptAir
28 Sep - 05 Oct	EgyptAir
02 Sep - 09 Sep	Ethiopian Airlines	direct
04 Sep - 11 Sep	Ethiopian Airlines	direct
06 Sep - 04 Oct	Flynas
06 Sep - 04 Oct	Ethiopian Airlines	direct
28 Sep - 05 Oct	Turkish Airlines	direct

Also check the deals for one-way flights from Addis Ababa 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 Addis Ababa to Istanbul in September from 355€

Return flights