OO 225 then AA 4770 at O'Hare
Richmond → Chicago → Columbus (Ohio)
Timetable, Chicago time
11:48OO 225 from Richmond at the gate
11:45AA 4770 to Columbus (Ohio) leaves the gate
23 h 57 apart on the timetable, overnight
AA 4770 leaves 23 h 57 after OO 225 arrives on the timetable: more than half a day, so not a connection we count.