FZ 1290 then EK 767 at Dubai
Mombasa → Dubai → Johannesburg
Timetable, Dubai time
03:50FZ 1290 from Mombasa at the gate
23:25EK 767 to Johannesburg leaves the gate
19 h 35 apart on the timetable
EK 767 leaves 19 h 35 after FZ 1290 arrives on the timetable: more than half a day, so not a connection we count.