KE 23 then AS 2486 at San Francisco
Seoul → San Francisco → Los Angeles
Timetable, San Francisco time
09:35KE 23 from Seoul at the gatealso DL 7860
06:00AS 2486 to Los Angeles leaves the gate
20 h 25 apart on the timetable, overnight
AS 2486 leaves 20 h 25 after KE 23 arrives on the timetable: more than half a day, so not a connection we count.