AA 9866 then UA 6033 at O'Hare
Bloomington-Normal → Chicago → Aspen
Timetable, Chicago time
13:11AA 9866 from Bloomington-Normal at the gate
08:47UA 6033 to Aspen leaves the gate
19 h 36 apart on the timetable, overnight
UA 6033 leaves 19 h 36 after AA 9866 arrives on the timetable: more than half a day, so not a connection we count.