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

Return flights

10 Sep - 23 Sep	Ethiopian Airlines
17 Sep - 24 Sep	Ethiopian Airlines
10 Sep - 24 Sep	Ethiopian Airlines
11 Sep - 24 Sep	Ethiopian Airlines
10 Sep - 17 Sep	Ethiopian Airlines
20 Sep - 02 Oct	Ethiopian Airlines
16 Sep - 29 Sep	KLM
15 Sep - 29 Sep	KLM
25 Sep - 06 Oct	Ethiopian Airlines
25 Sep - 09 Oct	Ethiopian Airlines
18 Sep - 02 Oct	Ethiopian Airlines
09 Sep - 15 Sep	KLM
08 Sep - 15 Sep	KLM
09 Sep - 23 Sep	KLM
22 Sep - 08 Oct	KLM
18 Sep - 03 Oct	Condor
20 Sep - 10 Oct	KLM
21 Sep - 05 Oct	KLM
25 Sep - 08 Oct	Condor
22 Sep - 06 Oct	KLM

Also check the deals for one-way flights from Frankfurt to Windhoek 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 Windhoek in September from $736

Return flights