AA 1015 then AA 2096 at Boston
Washington National → Boston → Philadelphia
Timetable, Boston time
12:14AA 1015 from Washington National at the gate
13:02AA 2096 to Philadelphia leaves the gate
48 min apart on the timetable
The last days
AA 1015 and AA 2096 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.