There are
2,060 mi
from Seattle, WA to Midlothian, IL
That's the driving distance. It would take 1 day 12 hours to go from Seattle, Washington to Midlothian, Illinois.
The flight distance (direct flight from Seattle, WA to Midlothian, IL) is 1,736.30 mi.
2,060 mi = 3.22 kms