AA 2555 then AA 3949 at DFW
Tucson → Dallas-Fort Worth → Houston Hobby
Timetable, Dallas-Fort Worth time
11:25AA 2555 from Tucson at the gate
12:20AA 3949 to Houston Hobby leaves the gate
55 min apart on the timetable
The last days
AA 2555 and AA 3949 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.