F9 4500 then KJ 2811 at LAX
Portland (Oregon) → Los Angeles → Seoul
Timetable, Los Angeles time
13:36F9 4500 from Portland (Oregon) at the gate
10:40KJ 2811 to Seoul leaves the gate
21 h 04 apart on the timetable, overnight
KJ 2811 leaves 21 h 04 after F9 4500 arrives on the timetable: more than half a day, so not a connection we count.