QF 401 then JQ 7990 at Melbourne
Sydney Kingsford Smith → Melbourne → Sydney Kingsford Smith
Timetable, Melbourne time
07:35QF 401 from Sydney Kingsford Smith at the gate
06:00JQ 7990 to Sydney Kingsford Smith leaves the gate
22 h 25 apart on the timetable, overnight
JQ 7990 leaves 22 h 25 after QF 401 arrives on the timetable: more than half a day, so not a connection we count.