AV 2351 then UA 2127 at San Francisco
Denver → San Francisco → Los Angeles
Timetable, San Francisco time
11:42AV 2351 from Denver at the gate
06:00UA 2127 to Los Angeles leaves the gatealso AV 2163, NZ 9260
18 h 18 apart on the timetable, overnight
UA 2127 leaves 18 h 18 after AV 2351 arrives on the timetable: more than half a day, so not a connection we count.