SA 404 then SA 319 at Johannesburg
Port Elizabeth → Johannesburg → Cape Town
Timetable, Johannesburg time
09:40SA 404 from Port Elizabeth at the gate
09:25SA 319 to Cape Town leaves the gate
23 h 45 apart on the timetable, overnight
SA 319 leaves 23 h 45 after SA 404 arrives on the timetable: more than half a day, so not a connection we count.