5Z 205 then SA 531 at Johannesburg
East London → Johannesburg → Durban
Timetable, Johannesburg time
09:205Z 205 from East London at the gate
07:30SA 531 to Durban leaves the gate
22 h 10 apart on the timetable, overnight
SA 531 leaves 22 h 10 after 5Z 205 arrives on the timetable: more than half a day, so not a connection we count.