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

Return flights

10 Sep - 15 Sep	Kenya Airways
16 Sep - 20 Sep	Kenya Airways
03 Sep - 10 Sep	Kenya Airways
14 Sep - 18 Sep	Kenya Airways
14 Sep - 18 Sep	Ethiopian Airlines	direct
16 Sep - 20 Sep	Ethiopian Airlines	direct
04 Sep - 08 Sep	Ethiopian Airlines	direct
11 Sep - 15 Sep	Ethiopian Airlines	direct
10 Sep - 15 Sep	Ethiopian Airlines	direct
03 Sep - 10 Sep	Ethiopian Airlines	direct

Also check the deals for one-way flights from Addis Ababa to Mombasa 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 Mombasa in September from 300€

Return flights