YP 111 then WN 2386 at San Francisco
Seoul → San Francisco → Las Vegas
Timetable, San Francisco time
13:20YP 111 from Seoul at the gate
10:05WN 2386 to Las Vegas leaves the gate
20 h 45 apart on the timetable, overnight
WN 2386 leaves 20 h 45 after YP 111 arrives on the timetable: more than half a day, so not a connection we count.