AA 1252 then AA 3118 at Miami
Philadelphia → Miami → Dallas-Fort Worth
Timetable, Miami time
08:59AA 1252 from Philadelphia at the gate
15:36AA 3118 to Dallas-Fort Worth leaves the gate
6 h 37 apart on the timetable
The last days
AA 1252 and AA 3118 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.