SA 562 then 5Z 840 at Johannesburg
Durban → Johannesburg → Cape Town
Timetable, Johannesburg time
16:30SA 562 from Durban at the gate
16:005Z 840 to Cape Town leaves the gate
23 h 30 apart on the timetable, overnight
5Z 840 leaves 23 h 30 after SA 562 arrives on the timetable: more than half a day, so not a connection we count.