There are
2,510 mi
from Huntsville, AL to Seatac, WA
That's the driving distance. It would take 1 day 20 hours to go from Huntsville, Alabama to Seatac, Washington.
The flight distance (direct flight from Huntsville, AL to Seatac, WA) is 2,034.57 mi.
2,510 mi = 3.22 kms