4Z 115 then SA 355 at Johannesburg
Bulawayo → Johannesburg → Cape Town
Timetable, Johannesburg time
17:404Z 115 from Bulawayo at the gate
16:40SA 355 to Cape Town leaves the gate
23 h apart on the timetable, overnight
SA 355 leaves 23 h after 4Z 115 arrives on the timetable: more than half a day, so not a connection we count.