AA 9908 then UA 5751 at O'Hare
Milwaukee → Chicago → Columbus (Ohio)
Timetable, Chicago time
13:50AA 9908 from Milwaukee at the gate
14:16UA 5751 to Columbus (Ohio) leaves the gate
26 min apart on the timetable
Today
From the airport’s board at 19:47 Chicago time
13:50AA 9908 is cancelled
14:16UA 5751 is cancelled
The last days
AA 9908 and UA 5751 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.