FA 821 then SA 571 at Johannesburg
Zanzibar → Johannesburg → Durban
Timetable, Johannesburg time
17:30FA 821 from Zanzibar at the gate
18:05SA 571 to Durban leaves the gate
35 min apart on the timetable
Johannesburg’s board gives a departure time for only about 59% of its flights, so many days show no gate time.
The last days
FA 821 and SA 571 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.