5Z 101 then 4Z 10 at Johannesburg
Bloemfontain → Johannesburg → Zanzibar
Timetable, Johannesburg time
13:505Z 101 from Bloemfontain at the gate
12:004Z 10 to Zanzibar leaves the gate
22 h 10 apart on the timetable, overnight
4Z 10 leaves 22 h 10 after 5Z 101 arrives on the timetable: more than half a day, so not a connection we count.