UA 1850 then AA 3176 at LAX
Denver → Los Angeles → San Francisco
Timetable, Los Angeles time
07:36UA 1850 from Denver at the gate
22:04AA 3176 to San Francisco leaves the gate
14 h 28 apart on the timetable
AA 3176 leaves 14 h 28 after UA 1850 arrives on the timetable: more than half a day, so not a connection we count.