NZ 123 then QF 1508 at Melbourne
Auckland → Melbourne → Sydney Kingsford Smith
Timetable, Melbourne time
08:55NZ 123 from Auckland at the gate
13:45QF 1508 to Sydney Kingsford Smith leaves the gate
4 h 50 apart on the timetable
The last days
NZ 123 and QF 1508 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.