AA 1376 then AA 1909 at DFW
Kansas City → Dallas-Fort Worth → Philadelphia
Timetable, Dallas-Fort Worth time
09:53AA 1376 from Kansas City at the gate
14:45AA 1909 to Philadelphia leaves the gate
4 h 52 apart on the timetable
The last days
AA 1376 and AA 1909 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.