WN 4475 then WN 577 at Phoenix
Chicago Midway → Phoenix → Las Vegas
Timetable, Phoenix time
12:00WN 4475 from Chicago Midway at the gate
12:55WN 577 to Las Vegas leaves the gate
55 min apart on the timetable
The last days
WN 4475 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.