WN 1833 then WN 4476 at Phoenix
DES → Phoenix → Seattle
Timetable, Phoenix time
15:05WN 1833 from DES at the gate
18:45WN 4476 to Seattle leaves the gate
3 h 40 apart on the timetable
The last days
WN 1833 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.