AA 3777 then AA 1550 at DFW
Huntsville → Dallas-Fort Worth → Washington National
Timetable, Dallas-Fort Worth time
07:40AA 3777 from Huntsville at the gate
10:25AA 1550 to Washington National leaves the gate
2 h 45 apart on the timetable
The last days
AA 3777 and AA 1550 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.