AS 510 then AA 1594 at Phoenix
Portland (Oregon) → Phoenix → Austin
Timetable, Phoenix time
18:16AS 510 from Portland (Oregon) at the gate
13:58AA 1594 to Austin leaves the gate
19 h 42 apart on the timetable, overnight
AA 1594 leaves 19 h 42 after AS 510 arrives on the timetable: more than half a day, so not a connection we count.