VA 8576 then UA 1960 at San Francisco
Las Vegas → San Francisco → Raleigh-Durham
Timetable, San Francisco time
19:03VA 8576 from Las Vegas at the gate
14:25UA 1960 to Raleigh-Durham leaves the gatealso VA 8573, NZ 9568
19 h 22 apart on the timetable, overnight
UA 1960 leaves 19 h 22 after VA 8576 arrives on the timetable: more than half a day, so not a connection we count.