5Z 251 then FA 121 at Johannesburg
Port Elizabeth → Johannesburg → Cape Town
Timetable, Johannesburg time
20:305Z 251 from Port Elizabeth at the gate
13:25FA 121 to Cape Town leaves the gate
16 h 55 apart on the timetable, overnight
FA 121 leaves 16 h 55 after 5Z 251 arrives on the timetable: more than half a day, so not a connection we count.