AA 583 then AA 2866 at DFW
Philadelphia → Dallas-Fort Worth → Washington
Timetable, Dallas-Fort Worth time
09:56AA 583 from Philadelphia at the gate
14:26AA 2866 to Washington leaves the gate
4 h 30 apart on the timetable
The last days
AA 583 and AA 2866 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.