WN 578 then WN 643 at Denver
Santa Ana → Denver → Orlando
Timetable, Denver time
17:05WN 578 from Santa Ana at the gate
13:25WN 643 to Orlando leaves the gate
20 h 20 apart on the timetable, overnight
WN 643 leaves 20 h 20 after WN 578 arrives on the timetable: more than half a day, so not a connection we count.