There are
908 mi
from Stamford, CT to Machesney Park, IL
That's the driving distance. It would take 17 hours 11 mins to go from Stamford, Connecticut to Machesney Park, Illinois.
The flight distance (direct flight from Stamford, CT to Machesney Park, IL) is 803.47 mi.
908 mi = 1,461.54 kms