AA 5380 then AA 2277 at Philadelphia
Milwaukee → Philadelphia → Nashville
Timetable, Philadelphia time
09:13AA 5380 from Milwaukee at the gate
20:00AA 2277 to Nashville leaves the gate
10 h 47 apart on the timetable
The last days
AA 5380 and AA 2277 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.