AirHint found the following cheapest return flights from Seoul (ICN) to Johannesburg (JNB) in September 2025 (see full year).

Return flights

02 Sep - 10 Sep	Singapore Airlines
08 Sep - 18 Sep	Ethiopian Airlines
08 Sep - 16 Sep	Ethiopian Airlines
07 Sep - 18 Sep	Ethiopian Airlines
08 Sep - 19 Sep	Ethiopian Airlines
04 Sep - 15 Sep	Etihad Airways
14 Sep - 25 Sep	Etihad Airways
08 Sep - 15 Sep	Etihad Airways
13 Sep - 20 Sep	Ethiopian Airlines
16 Sep - 19 Sep	Air China
19 Sep - 14 Oct	Etihad Airways
30 Sep - 15 Oct	Air China
21 Sep - 10 Oct	Cathay Pacific
20 Sep - 11 Oct	Etihad Airways
08 Sep - 08 Oct	Ethiopian Airlines
09 Sep - 08 Oct	Ethiopian Airlines
07 Sep - 08 Oct	Ethiopian Airlines
28 Sep - 10 Oct	Etihad Airways

Also check the deals for one-way flights from Seoul to Johannesburg 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 Seoul to Johannesburg in September from 575€

Return flights