There are
1,701 mi
from Cottonwood, AZ to Westmont, IL
That's the driving distance. It would take 1 day 5 hours to go from Cottonwood, Arizona to Westmont, Illinois.
The flight distance (direct flight from Cottonwood, AZ to Westmont, IL) is 1,386.29 mi.
1,701 mi = 2,737.91 kms