AA 3777 then AA 2306 at DFW
Huntsville → Dallas-Fort Worth → Boston
Timetable, Dallas-Fort Worth time
07:40AA 3777 from Huntsville at the gate
14:36AA 2306 to Boston leaves the gate
6 h 56 apart on the timetable
The last days
AA 3777 and AA 2306 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.