AA 2121 then WN 3171 at Phoenix
Reno → Phoenix → Seattle
Timetable, Phoenix time
12:44AA 2121 from Reno at the gate
15:55WN 3171 to Seattle leaves the gate
3 h 11 apart on the timetable
The last days
AA 2121 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.