AA 2849 then UA 3376 at O'Hare
Raleigh-Durham → Chicago → Columbus (Ohio)
Timetable, Chicago time
07:32AA 2849 from Raleigh-Durham at the gate
20:30UA 3376 to Columbus (Ohio) leaves the gate
12 h 58 apart on the timetable
UA 3376 leaves 12 h 58 after AA 2849 arrives on the timetable: more than half a day, so not a connection we count.