OO 225 then AA 5001 at O'Hare
Richmond → Chicago → Birmingham (Alabama)
Timetable, Chicago time
11:48OO 225 from Richmond at the gate
10:30AA 5001 to Birmingham (Alabama) leaves the gate
22 h 42 apart on the timetable, overnight
AA 5001 leaves 22 h 42 after OO 225 arrives on the timetable: more than half a day, so not a connection we count.