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

Return flights

12 Sep - 30 Sep	Air Arabia
15 Sep - 20 Sep	Flynas
26 Sep - 20 Oct	Air Arabia
27 Sep - 20 Oct	Air Arabia
26 Sep - 21 Oct	Air Arabia
26 Sep - 17 Oct	Air Arabia
26 Sep - 18 Oct	Air Arabia
19 Sep - 12 Oct	flydubai
25 Sep - 17 Oct	flydubai
23 Sep - 16 Oct	flydubai
27 Sep - 19 Oct	Emirates
20 Sep - 27 Oct	flydubai

Also check the deals for one-way flights from Addis Ababa to Kathmandu 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 Kathmandu in September from 529€

Return flights