AA 3527 then WN 3525 at Phoenix
Monterey → Phoenix → St Louis
Timetable, Phoenix time
07:59AA 3527 from Monterey at the gate
08:50WN 3525 to St Louis leaves the gate
51 min apart on the timetable
The last days
AA 3527 and WN 3525 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.