AA 4215 then WN 2882 at Phoenix
Sacramento → Phoenix → Salt Lake City
Timetable, Phoenix time
11:53AA 4215 from Sacramento at the gate
15:50WN 2882 to Salt Lake City leaves the gate
3 h 57 apart on the timetable
The last days
AA 4215 and WN 2882 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.