AA 2374 then AA 1211 at DFW
Detroit → Dallas-Fort Worth → Louisville
Timetable, Dallas-Fort Worth time
13:44AA 2374 from Detroit at the gate
17:18AA 1211 to Louisville leaves the gate
3 h 34 apart on the timetable
The last days
AA 2374 and AA 1211 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.