AirHint found the following cheapest return flights from Cape Town (CPT) to Nairobi (NBO) in September 2025 (see full year).

Return flights

15 Sep - 21 Sep	TAAG Angola Airlines
22 Sep - 03 Oct	TAAG Angola Airlines
21 Sep - 26 Sep	TAAG Angola Airlines
16 Sep - 23 Sep	Ethiopian Airlines
03 Sep - 13 Sep	Ethiopian Airlines
03 Sep - 14 Sep	Ethiopian Airlines
04 Sep - 18 Sep	Ethiopian Airlines
04 Sep - 11 Sep	Ethiopian Airlines
23 Sep - 30 Sep	FlySafair
05 Sep - 15 Sep	FlySafair
06 Sep - 16 Sep	Ethiopian Airlines
23 Sep - 03 Oct	FlySafair
23 Sep - 04 Oct	Ethiopian Airlines
27 Sep - 01 Oct	FlySafair
03 Sep - 03 Oct	FlySafair
04 Sep - 04 Oct	FlySafair

Also check the deals for one-way flights from Cape Town to Nairobi 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 Cape Town to Nairobi in September from $355

Return flights