TR 40 then QF 2121 at Sydney
Singapore → Sydney → Griffith
Timetable, Sydney time
12:10TR 40 from Singapore at the gate
06:05QF 2121 to Griffith leaves the gate
17 h 55 apart on the timetable, overnight
QF 2121 leaves 17 h 55 after TR 40 arrives on the timetable: more than half a day, so not a connection we count.