AA 3737 then AA 2708 at DFW
Abilene → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
08:20AA 3737 from Abilene at the gate
12:25AA 2708 to Louisville leaves the gate
4 h 05 apart on the timetable
The last days
AA 3737 and AA 2708 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.