WN 2406 then WN 4476 at Phoenix
Reno → Phoenix → Seattle
Timetable, Phoenix time
10:45WN 2406 from Reno at the gate
18:45WN 4476 to Seattle leaves the gate
8 h apart on the timetable
The last days
WN 2406 and WN 4476 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.