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

Return flights

02 Dec - 09 Dec	KLM
01 Dec - 08 Dec	KLM
04 Dec - 11 Dec	KLM
03 Dec - 10 Dec	KLM
05 Dec - 12 Dec	KLM
06 Dec - 13 Dec	Air Canada
07 Dec - 14 Dec	KLM
09 Dec - 16 Dec	Air Canada
08 Dec - 15 Dec	Air Canada
10 Dec - 17 Dec	Lufthansa
30 Dec - 06 Jan	Air Canada
31 Dec - 07 Jan	SWISS
29 Dec - 05 Jan	Air Canada
28 Dec - 04 Jan	Air Canada
26 Dec - 02 Jan	Air Canada
25 Dec - 01 Jan	Air Canada
27 Dec - 03 Jan	Emirates

Also check the deals for one-way flights from Montreal 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 Montreal to Johannesburg in December from 791€

Return flights