AA 1242 then AA 552 at DFW
Amarillo → Dallas-Fort Worth → Atlanta
Timetable, Dallas-Fort Worth time
06:20AA 1242 from Amarillo at the gate
13:25AA 552 to Atlanta leaves the gate
7 h 05 apart on the timetable
The last days
AA 1242 and AA 552 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.