QF 7215 then JQ 7998 at Melbourne
Perth → Melbourne → Sydney Kingsford Smith
Timetable, Melbourne time
01:22QF 7215 from Perth at the gate
07:00JQ 7998 to Sydney Kingsford Smith leaves the gate
5 h 38 apart on the timetable
The last days
QF 7215 and JQ 7998 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.