4Z 63 then FA 420 at Johannesburg
Maseru → Johannesburg → Durban
Timetable, Johannesburg time
17:304Z 63 from Maseru at the gate
17:05FA 420 to Durban leaves the gate
23 h 35 apart on the timetable, overnight
FA 420 leaves 23 h 35 after 4Z 63 arrives on the timetable: more than half a day, so not a connection we count.