AA 3617 then AA 1594 at Phoenix
Grand Junction → Phoenix → Austin
Timetable, Phoenix time
12:45AA 3617 from Grand Junction at the gate
13:58AA 1594 to Austin leaves the gate
1 h 13 apart on the timetable
The last days
AA 3617 and AA 1594 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.