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

Return flights

30 Dec - 14 Jan	KLM
01 Dec - 16 Dec	SWISS
01 Dec - 13 Jan	SWISS
06 Dec - 12 Jan	EgyptAir
08 Dec - 12 Jan	Turkish Airlines
10 Dec - 14 Jan	Turkish Airlines
09 Dec - 13 Jan	Turkish Airlines
10 Dec - 27 Dec	Turkish Airlines
09 Dec - 09 Jan	Kenya Airways
09 Dec - 07 Jan	Kenya Airways
23 Dec - 24 Jan	KLM
13 Dec - 31 Jan	KLM
11 Dec - 30 Dec	Kenya Airways
11 Dec - 31 Dec	Kenya Airways
04 Dec - 31 Dec	KLM
01 Dec - 31 Dec	Emirates
25 Dec - 31 Dec	Vueling Airlines
23 Dec - 28 Dec	Turkish Airlines
12 Dec - 31 Dec	Kenya Airways
17 Dec - 28 Dec	Kenya Airways

Also check the deals for one-way flights from Dublin 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 Dublin to Johannesburg in December from $650

Return flights