PX 3 then QF 1257 at Brisbane
Port Moresby → Brisbane → Melbourne (MEL)
Timetable, Brisbane time
13:40PX 3 from Port Moresby at the gate
10:20QF 1257 to Melbourne (MEL) leaves the gate
20 h 40 apart on the timetable, overnight
QF 1257 leaves 20 h 40 after PX 3 arrives on the timetable: more than half a day, so not a connection we count.