AA 2622 then WN 1971 at Phoenix
Philadelphia → Phoenix → Austin
Timetable, Phoenix time
23:59AA 2622 from Philadelphia at the gate
06:20WN 1971 to Austin leaves the gate
6 h 21 apart on the timetable, overnight
The last days
AA 2622 and WN 1971 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.