There are
1,392 mi
from Peoria, AZ to Seatac, WA
That's the driving distance. It would take 1 day 2 hours to go from Peoria, Arizona to Seatac, Washington.
The flight distance (direct flight from Peoria, AZ to Seatac, WA) is 1,093.02 mi.
1,392 mi = 1.61 kms