AA 2124 then KJ 2811 at LAX
Chicago O'Hare → Los Angeles → Seoul
Timetable, Los Angeles time
11:37AA 2124 from Chicago O'Hare at the gate
10:40KJ 2811 to Seoul leaves the gate
23 h 03 apart on the timetable, overnight
KJ 2811 leaves 23 h 03 after AA 2124 arrives on the timetable: more than half a day, so not a connection we count.