QF 7002 then QF 1511 at Sydney
Singapore → Sydney → Melbourne
Timetable, Sydney time
06:00QF 7002 from Singapore at the gate
16:00QF 1511 to Melbourne leaves the gate
10 h apart on the timetable
Sydney’s board shows about 68% of departures at their timetable time, so delays of a few minutes don’t show here.
The last days
QF 7002 and QF 1511 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.