WN 2199 then WN 577 at Phoenix
Ontario → Phoenix → Las Vegas
Timetable, Phoenix time
08:55WN 2199 from Ontario at the gate
12:55WN 577 to Las Vegas leaves the gate
4 h apart on the timetable
The last days
WN 2199 and WN 577 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.