CZ 1604 then AC 4432 at San Francisco
Los Angeles → San Francisco → Tucson
Timetable, San Francisco time
23:40CZ 1604 from Los Angeles at the gatealso AA 3176, AY 4048, QF 4743, EI 7533
18:47AC 4432 to Tucson leaves the gatealso UA 5688, LH 9398, NZ 9747
19 h 07 apart on the timetable, overnight
AC 4432 leaves 19 h 07 after CZ 1604 arrives on the timetable: more than half a day, so not a connection we count.