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

Return flights

08 Sep - 15 Sep	KLM
22 Sep - 26 Sep	KLM
05 Sep - 21 Sep	KLM
09 Sep - 24 Oct	KLM
03 Sep - 17 Sep	KLM
05 Sep - 16 Sep	KLM
10 Sep - 17 Sep	Air France
11 Sep - 19 Sep	KLM
12 Sep - 19 Sep	KLM
20 Sep - 26 Sep	KLM
25 Sep - 09 Oct	KLM
26 Sep - 09 Oct	Air France

Also check the deals for one-way flights from Athens 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 Athens to Cape Town in September from 646€

Return flights