UA 774 then KJ 286 at LAX
Denver → Los Angeles → San Francisco
Timetable, Los Angeles time
15:04UA 774 from Denver at the gate
03:35KJ 286 to San Francisco leaves the gate
12 h 31 apart on the timetable, overnight
KJ 286 leaves 12 h 31 after UA 774 arrives on the timetable: more than half a day, so not a connection we count.