DL 523 then KJ 284 at LAX
Detroit → Los Angeles → San Francisco
Timetable, Los Angeles time
09:38DL 523 from Detroit at the gate
22:30KJ 284 to San Francisco leaves the gate
12 h 52 apart on the timetable
KJ 284 leaves 12 h 52 after DL 523 arrives on the timetable: more than half a day, so not a connection we count.