AA 1242 then AS 9915 at DFW
Amarillo → Dallas-Fort Worth → Tucson
Timetable, Dallas-Fort Worth time
06:20AA 1242 from Amarillo at the gate
12:00AS 9915 to Tucson leaves the gate
5 h 40 apart on the timetable
The last days
AA 1242 and AS 9915 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.