UA 3501 then UA 460 at O'Hare
Kansas City → Chicago → Jacksonville
Timetable, Chicago time
17:05UA 3501 from Kansas City at the gate
14:29UA 460 to Jacksonville leaves the gate
21 h 24 apart on the timetable, overnight
UA 460 leaves 21 h 24 after UA 3501 arrives on the timetable: more than half a day, so not a connection we count.