AA 3548 then AA 3629 at DFW
Gulfport → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
13:45AA 3548 from Gulfport at the gate
18:15AA 3629 to Louisville leaves the gate
4 h 30 apart on the timetable
The last days
AA 3548 and AA 3629 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.