WN 2829 then WN 3171 at Phoenix
Boise → Phoenix → Seattle
Timetable, Phoenix time
07:00WN 2829 from Boise at the gate
15:55WN 3171 to Seattle leaves the gate
8 h 55 apart on the timetable
The last days
WN 2829 and WN 3171 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.