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

Return flights

17 Sep - 17 Oct	KLM
12 Sep - 25 Sep	KLM
18 Sep - 02 Oct	KLM
11 Sep - 24 Sep	KLM
11 Sep - 25 Sep	KLM
11 Sep - 18 Sep	KLM
18 Sep - 25 Sep	KLM
11 Sep - 14 Sep	KLM
09 Sep - 24 Sep	KLM
08 Sep - 17 Sep	KLM
18 Sep - 22 Sep	KLM
12 Sep - 19 Sep	KLM
21 Sep - 19 Oct	Air France
22 Sep - 07 Oct	Air France
24 Sep - 02 Oct	KLM
25 Sep - 14 Oct	KLM
25 Sep - 13 Oct	KLM
22 Sep - 06 Oct	Pegasus Airlines
23 Sep - 06 Oct	Pegasus Airlines
28 Sep - 12 Oct	KLM

Also check the deals for one-way flights from Duesseldorf to Cape Town 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 Duesseldorf to Cape Town in September from $565

Return flights