QF 3773 then AC 4154 at San Francisco
Los Angeles → San Francisco → Tucson
Timetable, San Francisco time
14:40QF 3773 from Los Angeles at the gate
12:10AC 4154 to Tucson leaves the gatealso UA 5736, NH 7008, NZ 9748
21 h 30 apart on the timetable, overnight
AC 4154 leaves 21 h 30 after QF 3773 arrives on the timetable: more than half a day, so not a connection we count.