AA 2299 then AA 3584 at DFW
St Louis → Dallas-Fort Worth → Chihuahua
Timetable, Dallas-Fort Worth time
14:41AA 2299 from St Louis at the gate
15:10AA 3584 to Chihuahua leaves the gate
29 min apart on the timetable
The last days
AA 2299 and AA 3584 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.