WN 261 then DL 1502 at Phoenix
Austin → Phoenix → Seattle
Timetable, Phoenix time
12:10WN 261 from Austin at the gate
12:16DL 1502 to Seattle leaves the gate
6 min apart on the timetable
The last days
WN 261 and DL 1502 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.