AA 3559 then K4 221 at O'Hare
Moline → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
18:29AA 3559 from Moline at the gate
10:35K4 221 to Cincinnati Northern Kentucky leaves the gate
16 h 06 apart on the timetable, overnight
K4 221 leaves 16 h 06 after AA 3559 arrives on the timetable: more than half a day, so not a connection we count.