AA 9305 then VA 8118 at San Francisco
San Diego → San Francisco → Las Vegas
Timetable, San Francisco time
13:56AA 9305 from San Diego at the gate
08:35VA 8118 to Las Vegas leaves the gate
18 h 39 apart on the timetable, overnight
VA 8118 leaves 18 h 39 after AA 9305 arrives on the timetable: more than half a day, so not a connection we count.