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

Return flights

03 Dec - 21 Dec	Lufthansa
08 Dec - 22 Dec	Kenya Airways
06 Dec - 13 Jan	Kenya Airways
01 Dec - 29 Dec	SWISS
10 Dec - 26 Dec	Aer Lingus
23 Dec - 18 Jan	Aer Lingus
11 Dec - 17 Jan	Kenya Airways
09 Dec - 23 Dec	Lufthansa
10 Dec - 22 Dec	Turkish Airlines
16 Dec - 23 Jan	EgyptAir
16 Dec - 21 Jan	EgyptAir
04 Dec - 31 Dec	Turkish Airlines
16 Dec - 16 Jan	EgyptAir
10 Dec - 27 Dec	Turkish Airlines
07 Dec - 31 Dec	Turkish Airlines
16 Dec - 19 Jan	EgyptAir
13 Dec - 16 Jan	Aer Lingus
06 Dec - 10 Jan	Kenya Airways
15 Dec - 12 Jan	Kenya Airways
14 Dec - 28 Dec	Lufthansa

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 594€

Return flights