KJ 284 then AA 6424 at LAX
Seoul → Los Angeles → Portland (Oregon)
Timetable, Los Angeles time
20:35KJ 284 from Seoul at the gate
18:30AA 6424 to Portland (Oregon) leaves the gate
21 h 55 apart on the timetable, overnight
AA 6424 leaves 21 h 55 after KJ 284 arrives on the timetable: more than half a day, so not a connection we count.