AA 6486 then UA 6010 at O'Hare
Detroit → Chicago → Grand Rapids
Timetable, Chicago time
17:29AA 6486 from Detroit at the gate
13:55UA 6010 to Grand Rapids leaves the gate
20 h 26 apart on the timetable, overnight
UA 6010 leaves 20 h 26 after AA 6486 arrives on the timetable: more than half a day, so not a connection we count.