QF 940 then QF 458 at Melbourne
Burnie → Melbourne → Sydney Kingsford Smith
Timetable, Melbourne time
12:04QF 940 from Burnie at the gate
15:25QF 458 to Sydney Kingsford Smith leaves the gate
3 h 21 apart on the timetable
The last days
QF 940 and QF 458 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.