QF 2181 then QF 455 at Sydney
Moree → Sydney → Melbourne
Timetable, Sydney time
11:30QF 2181 from Moree at the gate
15:15QF 455 to Melbourne leaves the gate
3 h 45 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 2181 and QF 455 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.