DL 3700 then SQ 7443 at LAX
Sacramento → Los Angeles → Sydney
Timetable, Los Angeles time
10:55DL 3700 from Sacramento at the gate
10:20SQ 7443 to Sydney leaves the gate
23 h 25 apart on the timetable, overnight
SQ 7443 leaves 23 h 25 after DL 3700 arrives on the timetable: more than half a day, so not a connection we count.