WN 5004 then WN 910 at Phoenix
St Louis → Phoenix → Salt Lake City
Timetable, Phoenix time
13:30WN 5004 from St Louis at the gate
19:30WN 910 to Salt Lake City leaves the gate
6 h apart on the timetable
The last days
WN 5004 and WN 910 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.