AA 6373 then K4 221 at O'Hare
Lewisburg → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
17:35AA 6373 from Lewisburg at the gate
16:20K4 221 to Cincinnati Northern Kentucky leaves the gate
22 h 45 apart on the timetable, overnight
K4 221 leaves 22 h 45 after AA 6373 arrives on the timetable: more than half a day, so not a connection we count.