AA 653 then AA 6445 at O'Hare
Fort Myers → Chicago → Kalamazoo
Timetable, Chicago time
10:40AA 653 from Fort Myers at the gate
14:35AA 6445 to Kalamazoo leaves the gate
3 h 55 apart on the timetable
The last days
AA 653 and AA 6445 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.