There are
1,425 mi
from Gilbert, AZ to Tukwila, WA
That's the driving distance. It would take 1 day 3 hours to go from Gilbert, Arizona to Tukwila, Washington.
The flight distance (direct flight from Gilbert, AZ to Tukwila, WA) is 1,118.12 mi.
1,425 mi = 2,292.55 kms