UA 433 then AV 2354 at San Francisco
Fort Myers → San Francisco → Denver
Timetable, San Francisco time
12:36UA 433 from Fort Myers at the gate
05:00AV 2354 to Denver leaves the gate
16 h 24 apart on the timetable, overnight
AV 2354 leaves 16 h 24 after UA 433 arrives on the timetable: more than half a day, so not a connection we count.