4Z 142 then SA 347 at Johannesburg
Walvis Bay → Johannesburg → Cape Town
Timetable, Johannesburg time
15:454Z 142 from Walvis Bay at the gate
15:15SA 347 to Cape Town leaves the gate
23 h 30 apart on the timetable, overnight
SA 347 leaves 23 h 30 after 4Z 142 arrives on the timetable: more than half a day, so not a connection we count.