OZ 6344 then VA 8562 at San Francisco
St Louis → San Francisco → Las Vegas
Timetable, San Francisco time
21:41OZ 6344 from St Louis at the gate
21:10VA 8562 to Las Vegas leaves the gate
23 h 29 apart on the timetable, overnight
VA 8562 leaves 23 h 29 after OZ 6344 arrives on the timetable: more than half a day, so not a connection we count.