DL 763 then KE 18 at LAX
Atlanta → Los Angeles → Seoul
Timetable, Los Angeles time
19:55DL 763 from Atlanta at the gate
11:00KE 18 to Seoul leaves the gate
15 h 05 apart on the timetable, overnight
KE 18 leaves 15 h 05 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.