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

Return flights

30 Sep - 29 Oct	Flynas	direct
26 Sep - 20 Oct	Air Arabia
23 Sep - 17 Oct	Air Arabia
23 Sep - 18 Oct	Air Arabia
23 Sep - 20 Oct	Air Arabia
23 Sep - 17 Oct	Flynas	direct
23 Sep - 18 Oct	Flynas	direct
23 Sep - 20 Oct	Flynas	direct
30 Sep - 10 Oct	Air Arabia
26 Sep - 02 Oct	Flynas	direct
26 Sep - 30 Sep	Flynas	direct
25 Sep - 30 Sep	Flynas	direct
24 Sep - 29 Sep	Air Arabia
24 Sep - 29 Sep	Flynas	direct
25 Sep - 29 Sep	Flynas	direct
24 Sep - 28 Sep	Air Arabia
24 Sep - 26 Sep	Air Arabia
24 Sep - 28 Sep	Flynas	direct
24 Sep - 26 Sep	Flynas	direct
23 Sep - 28 Sep	Air Arabia

Also check the deals for one-way flights from Riyadh to Addis Ababa 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 Riyadh to Addis Ababa in September from 255€

Return flights