AA 3235 then AA 2773 at Boston
Washington National → Boston → Charlotte
Timetable, Boston time
08:46AA 3235 from Washington National at the gate
12:31AA 2773 to Charlotte leaves the gate
3 h 45 apart on the timetable
The last days
AA 3235 and AA 2773 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.