AA 5516 then AA 4158 at DFW
Amarillo → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
11:50AA 5516 from Amarillo at the gate
13:27AA 4158 to Louisville leaves the gate
1 h 37 apart on the timetable
The last days
AA 5516 and AA 4158 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.