There are
1,133 mi
from Cedar Park, TX to Grayslake, IL
That's the driving distance. It would take 21 hours 7 mins to go from Cedar Park, Texas to Grayslake, Illinois.
The flight distance (direct flight from Cedar Park, TX to Grayslake, IL) is 980.65 mi.
1,133 mi = 1,822.93 kms