AA 503 then WN 899 at Phoenix
Northwest Arkansas → Phoenix → Salt Lake City
Timetable, Phoenix time
15:45AA 503 from Northwest Arkansas at the gate
20:05WN 899 to Salt Lake City leaves the gate
4 h 20 apart on the timetable
The last days
AA 503 and WN 899 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.