UA 705 then AC 4370 at San Francisco
Puerto Vallarta → San Francisco → Reno
Timetable, San Francisco time
19:24UA 705 from Puerto Vallarta at the gatealso AC 4144
18:55AC 4370 to Reno leaves the gate
23 h 31 apart on the timetable, overnight
AC 4370 leaves 23 h 31 after UA 705 arrives on the timetable: more than half a day, so not a connection we count.