AA 2013 then WN 3511 at Phoenix
Tampa → Phoenix → Salt Lake City
Timetable, Phoenix time
08:54AA 2013 from Tampa at the gate
12:45WN 3511 to Salt Lake City leaves the gate
3 h 51 apart on the timetable
The last days
AA 2013 and WN 3511 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.