DL 1584 then QF 12 at LAX
Austin → Los Angeles → Sydney
Timetable, Los Angeles time
20:26DL 1584 from Austin at the gate
20:25QF 12 to Sydney leaves the gate
23 h 59 apart on the timetable, overnight
QF 12 leaves 23 h 59 after DL 1584 arrives on the timetable: more than half a day, so not a connection we count.