QF 736 then JQ 537 at Sydney
Adelaide → Sydney → Melbourne
Timetable, Sydney time
11:20QF 736 from Adelaide at the gate
21:05JQ 537 to Melbourne leaves the gate
9 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 736 and JQ 537 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.