UA 2492 then QR 2005 at San Francisco
Los Angeles → San Francisco → Los Angeles
Timetable, San Francisco time
07:30UA 2492 from Los Angeles at the gatealso NH 7357, VA 8059
20:08QR 2005 to Los Angeles leaves the gate
12 h 38 apart on the timetable
QR 2005 leaves 12 h 38 after UA 2492 arrives on the timetable: more than half a day, so not a connection we count.