FA 531 then 4Z 937 at Johannesburg
Durban → Johannesburg → Cape Town
Timetable, Johannesburg time
21:35FA 531 from Durban at the gate
20:354Z 937 to Cape Town leaves the gate
23 h apart on the timetable, overnight
4Z 937 leaves 23 h after FA 531 arrives on the timetable: more than half a day, so not a connection we count.