AA 3385 then K4 221 at O'Hare
Cedar Rapids → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
19:49AA 3385 from Cedar Rapids at the gate
10:35K4 221 to Cincinnati Northern Kentucky leaves the gate
14 h 46 apart on the timetable, overnight
K4 221 leaves 14 h 46 after AA 3385 arrives on the timetable: more than half a day, so not a connection we count.