AA 3777 then AA 3556 at DFW
Huntsville → Dallas-Fort Worth → Springfield
Timetable, Dallas-Fort Worth time
07:40AA 3777 from Huntsville at the gate
14:30AA 3556 to Springfield leaves the gate
6 h 50 apart on the timetable
The last days
AA 3777 and AA 3556 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.