4Z 846 then SA 359 at Johannesburg
Mpumalanga → Johannesburg → Cape Town
Timetable, Johannesburg time
18:154Z 846 from Mpumalanga at the gate
17:30SA 359 to Cape Town leaves the gate
23 h 15 apart on the timetable, overnight
SA 359 leaves 23 h 15 after 4Z 846 arrives on the timetable: more than half a day, so not a connection we count.