AS 513 then AS 2449 at Seattle
Santa Rosa → Seattle → Spokane
Timetable, Seattle time
09:00AS 513 from Santa Rosa at the gate
17:39AS 2449 to Spokane leaves the gate
8 h 39 apart on the timetable
Seattle’s board gives a departure time for only about 59% of its flights, so many days show no gate time.
The last days
AS 513 and AS 2449 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.