4Z 764 then FA 373 at Johannesburg
Upington → Johannesburg → Port Elizabeth
Timetable, Johannesburg time
13:404Z 764 from Upington at the gate
13:05FA 373 to Port Elizabeth leaves the gate
23 h 25 apart on the timetable, overnight
FA 373 leaves 23 h 25 after 4Z 764 arrives on the timetable: more than half a day, so not a connection we count.