There are
1,791 mi
from Glendale, AZ to Forest Park, IL
That's the driving distance. It would take 1 day 7 hours to go from Glendale, Arizona to Forest Park, Illinois.
The flight distance (direct flight from Glendale, AZ to Forest Park, IL) is 1,445.01 mi.
1,791 mi = 1.61 kms