DL 9913 then UA 684 at LAX
Tucson → Los Angeles → Fresno
Timetable, Los Angeles time
17:40DL 9913 from Tucson at the gate
16:30UA 684 to Fresno leaves the gate
22 h 50 apart on the timetable, overnight
UA 684 leaves 22 h 50 after DL 9913 arrives on the timetable: more than half a day, so not a connection we count.