UA 3772 then AS 1849 at San Francisco
Las Vegas → San Francisco → Los Angeles
Timetable, San Francisco time
22:05UA 3772 from Las Vegas at the gate
19:20AS 1849 to Los Angeles leaves the gatealso QR 2162, TN 2350, QR 8877
21 h 15 apart on the timetable, overnight
AS 1849 leaves 21 h 15 after UA 3772 arrives on the timetable: more than half a day, so not a connection we count.