AA 2448 then AA 3498 at O'Hare
Harrisburg → Chicago → Tulsa
Timetable, Chicago time
07:21AA 2448 from Harrisburg at the gate
08:10AA 3498 to Tulsa leaves the gate
49 min apart on the timetable
The last days
AA 2448 and AA 3498 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.