AA 9866 then UA 2816 at O'Hare
Bloomington-Normal → Chicago → Raleigh-Durham
Timetable, Chicago time
13:11AA 9866 from Bloomington-Normal at the gate
12:50UA 2816 to Raleigh-Durham leaves the gate
23 h 39 apart on the timetable, overnight
UA 2816 leaves 23 h 39 after AA 9866 arrives on the timetable: more than half a day, so not a connection we count.