AA 490 then AA 4218 at DFW
Tucson → Dallas-Fort Worth → Chihuahua
Timetable, Dallas-Fort Worth time
08:41AA 490 from Tucson at the gate
09:33AA 4218 to Chihuahua leaves the gate
52 min apart on the timetable
The last days
AA 490 and AA 4218 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.