SA 404 then SA 539 at Johannesburg
Port Elizabeth → Johannesburg → Durban
Timetable, Johannesburg time
09:40SA 404 from Port Elizabeth at the gate
09:20SA 539 to Durban leaves the gate
23 h 40 apart on the timetable, overnight
SA 539 leaves 23 h 40 after SA 404 arrives on the timetable: more than half a day, so not a connection we count.