AA 6327 then WN 3525 at Phoenix
Salt Lake City → Phoenix → St Louis
Timetable, Phoenix time
08:05AA 6327 from Salt Lake City at the gate
08:50WN 3525 to St Louis leaves the gate
45 min apart on the timetable
The last days
AA 6327 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.