KE 23 then JL 7555 at San Francisco
Seoul → San Francisco → Los Angeles
Timetable, San Francisco time
09:35KE 23 from Seoul at the gatealso DL 7860
09:13JL 7555 to Los Angeles leaves the gate
23 h 38 apart on the timetable, overnight
JL 7555 leaves 23 h 38 after KE 23 arrives on the timetable: more than half a day, so not a connection we count.