WN 1410 then DL 3831 at Phoenix
Burbank → Phoenix → Austin
Timetable, Phoenix time
10:25WN 1410 from Burbank at the gate
10:40DL 3831 to Austin leaves the gate
15 min apart on the timetable
The last days
WN 1410 and DL 3831 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.