WN 642 then AS 718 at San Francisco
Burbank → San Francisco → Las Vegas
Timetable, San Francisco time
10:05WN 642 from Burbank at the gate
10:00AS 718 to Las Vegas leaves the gatealso QR 2140, QR 2176, CX 7932, AA 9434
23 h 55 apart on the timetable, overnight
AS 718 leaves 23 h 55 after WN 642 arrives on the timetable: more than half a day, so not a connection we count.