AA 4183 then UA 6060 at O'Hare
Columbia Metropolitan → Chicago → Lancaster
Timetable, Chicago time
18:30AA 4183 from Columbia Metropolitan at the gate
16:55UA 6060 to Lancaster leaves the gate
22 h 25 apart on the timetable, overnight
UA 6060 leaves 22 h 25 after AA 4183 arrives on the timetable: more than half a day, so not a connection we count.