There are
1,494 mi
from Phoenix, AZ to Seatac, WA
That's the driving distance. It would take 1 day 2 hours to go from Phoenix, Arizona to Seatac, Washington.
The flight distance (direct flight from Phoenix, AZ to Seatac, WA) is 1,105.34 mi.
1,494 mi = 1.61 kms