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

Return flights

23 Sep - 08 Oct	KLM
17 Sep - 14 Oct	KLM
29 Sep - 09 Oct	Brussels Airlines
30 Sep - 10 Oct	Brussels Airlines
23 Sep - 07 Oct	Lufthansa	direct
19 Sep - 05 Oct	KLM
11 Sep - 18 Sep	KLM
16 Sep - 21 Oct	Turkish Airlines
17 Sep - 21 Oct	Turkish Airlines
21 Sep - 14 Oct	KLM
09 Sep - 14 Oct	KLM
22 Sep - 28 Sep	Air France
12 Sep - 19 Sep	KLM
14 Sep - 23 Sep	Pegasus Airlines
15 Sep - 23 Sep	Ethiopian Airlines
16 Sep - 26 Sep	Turkish Airlines
18 Sep - 30 Sep	Turkish Airlines
16 Sep - 30 Sep	Turkish Airlines
12 Sep - 14 Sep	Air France
17 Sep - 21 Sep	KLM

Also check the deals for one-way flights from Frankfurt 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 Frankfurt to Nairobi in September from 474€

Return flights