AM 664 then VA 8118 at San Francisco
Mexico City → San Francisco → Las Vegas
Timetable, San Francisco time
19:55AM 664 from Mexico City at the gatealso DL 8008
08:35VA 8118 to Las Vegas leaves the gate
12 h 40 apart on the timetable, overnight
VA 8118 leaves 12 h 40 after AM 664 arrives on the timetable: more than half a day, so not a connection we count.