AirHint found the following cheapest return flights from Sydney (SYD) to Johannesburg (JNB) in December 2025 (see full year).

Return flights

02 Dec - 09 Dec	Singapore Airlines
02 Dec - 24 Jan	Singapore Airlines
02 Dec - 22 Jan	Etihad Airways
02 Dec - 01 Jan	Etihad Airways
02 Dec - 23 Jan	Singapore Airlines
02 Dec - 25 Jan	Qatar Airways
01 Dec - 25 Jan	Qatar Airways
02 Dec - 15 Jan	Qatar Airways
02 Dec - 03 Jan	Singapore Airlines
02 Dec - 02 Jan	Singapore Airlines
04 Dec - 19 Dec	Cathay Pacific
06 Dec - 21 Dec	Virgin Australia
11 Dec - 29 Jan	Singapore Airlines
04 Dec - 19 Dec	Qantas	direct
15 Dec - 23 Dec	Singapore Airlines
19 Dec - 25 Dec	Etihad Airways
16 Dec - 23 Dec	Singapore Airlines
17 Dec - 26 Dec	Etihad Airways
18 Dec - 27 Dec	Singapore Airlines
18 Dec - 25 Dec	Singapore Airlines

Also check the deals for one-way flights from Sydney to Johannesburg in December.

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 Sydney to Johannesburg in December from $1177

Return flights