UA 2843 then WN 643 at Denver
Santa Ana → Denver → Orlando
Timetable, Denver time
14:31UA 2843 from Santa Ana at the gate
13:25WN 643 to Orlando leaves the gate
22 h 54 apart on the timetable, overnight
WN 643 leaves 22 h 54 after UA 2843 arrives on the timetable: more than half a day, so not a connection we count.