4Z 115 then FA 420 at Johannesburg
Bulawayo → Johannesburg → Durban
Timetable, Johannesburg time
17:404Z 115 from Bulawayo at the gate
17:05FA 420 to Durban leaves the gate
23 h 25 apart on the timetable, overnight
FA 420 leaves 23 h 25 after 4Z 115 arrives on the timetable: more than half a day, so not a connection we count.