QF 449 then JQ 476 at Melbourne
Sydney Kingsford Smith → Melbourne → Williamtown
Timetable, Melbourne time
15:35QF 449 from Sydney Kingsford Smith at the gate
13:30JQ 476 to Williamtown leaves the gate
21 h 55 apart on the timetable, overnight
JQ 476 leaves 21 h 55 after QF 449 arrives on the timetable: more than half a day, so not a connection we count.