BA 7546 then AC 4579 at San Francisco
Las Vegas → San Francisco → Tucson
Timetable, San Francisco time
17:41BA 7546 from Las Vegas at the gate
08:22AC 4579 to Tucson leaves the gatealso UA 5433, NZ 9749
14 h 41 apart on the timetable, overnight
AC 4579 leaves 14 h 41 after BA 7546 arrives on the timetable: more than half a day, so not a connection we count.