DL 763 then AA 6190 at LAX
Atlanta → Los Angeles → Las Vegas
Timetable, Los Angeles time
19:55DL 763 from Atlanta at the gate
14:22AA 6190 to Las Vegas leaves the gate
18 h 27 apart on the timetable, overnight
AA 6190 leaves 18 h 27 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.