WN 2540 then WN 399 at Phoenix
Salt Lake City → Phoenix → Omaha
Timetable, Phoenix time
08:30WN 2540 from Salt Lake City at the gate
12:00WN 399 to Omaha leaves the gate
3 h 30 apart on the timetable
The last days
WN 2540 and WN 399 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.