AA 3512 then AA 3183 at O'Hare
Cedar Rapids → Chicago → Phoenix
Timetable, Chicago time
06:29AA 3512 from Cedar Rapids at the gate
13:26AA 3183 to Phoenix leaves the gate
6 h 57 apart on the timetable
The last days
AA 3512 and AA 3183 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.