KJ 284 then UA 2129 at LAX
Seoul → Los Angeles → San Diego
Timetable, Los Angeles time
19:50KJ 284 from Seoul at the gate
19:34UA 2129 to San Diego leaves the gate
23 h 44 apart on the timetable, overnight
UA 2129 leaves 23 h 44 after KJ 284 arrives on the timetable: more than half a day, so not a connection we count.