AA 2940 then AA 5604 at Charlotte
Nashville → Charlotte → Springfield
Timetable, Charlotte time
09:55AA 2940 from Nashville at the gate
13:46AA 5604 to Springfield leaves the gate
3 h 51 apart on the timetable
The last days
AA 2940 and AA 5604 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.