AA 1397 then AA 1251 at DFW
Houston → Dallas-Fort Worth → New Orleans
Timetable, Dallas-Fort Worth time
15:31AA 1397 from Houston at the gate
16:11AA 1251 to New Orleans leaves the gate
40 min apart on the timetable
The last days
AA 1397 and AA 1251 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.