AA 2009 then AA 3690 at O'Hare
Nashville → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
17:29AA 2009 from Nashville at the gate
18:15AA 3690 to Cincinnati Northern Kentucky leaves the gate
46 min apart on the timetable
The last days
AA 2009 and AA 3690 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.