AC 4229 then WN 2386 at San Francisco
Boise → San Francisco → Las Vegas
Timetable, San Francisco time
13:00AC 4229 from Boise at the gatealso UA 4733, EK 6020, NZ 9392
10:05WN 2386 to Las Vegas leaves the gate
21 h 05 apart on the timetable, overnight
WN 2386 leaves 21 h 05 after AC 4229 arrives on the timetable: more than half a day, so not a connection we count.