UA 433 then Y4 2410 at San Francisco
Fort Myers → San Francisco → Denver
Timetable, San Francisco time
12:36UA 433 from Fort Myers at the gate
12:20Y4 2410 to Denver leaves the gatealso F9 3436
23 h 44 apart on the timetable, overnight
Y4 2410 leaves 23 h 44 after UA 433 arrives on the timetable: more than half a day, so not a connection we count.