AA 6486 then AA 6291 at O'Hare
Detroit → Chicago → Oklahoma City
Timetable, Chicago time
17:29AA 6486 from Detroit at the gate
10:00AA 6291 to Oklahoma City leaves the gate
16 h 31 apart on the timetable, overnight
AA 6291 leaves 16 h 31 after AA 6486 arrives on the timetable: more than half a day, so not a connection we count.