VA 8576 then JL 7544 at San Francisco
Las Vegas → San Francisco → New York JFK
Timetable, San Francisco time
19:03VA 8576 from Las Vegas at the gate
12:25JL 7544 to New York JFK leaves the gate
17 h 22 apart on the timetable, overnight
JL 7544 leaves 17 h 22 after VA 8576 arrives on the timetable: more than half a day, so not a connection we count.