4Z 181 then FA 420 at Johannesburg
Gaborone → Johannesburg → Durban
Timetable, Johannesburg time
17:504Z 181 from Gaborone at the gate
17:05FA 420 to Durban leaves the gate
23 h 15 apart on the timetable, overnight
FA 420 leaves 23 h 15 after 4Z 181 arrives on the timetable: more than half a day, so not a connection we count.