Miles between Westminster, CO and Grayslake, IL

There are
1,005 mi
from Westminster, CO to Grayslake, IL

That's the driving distance. It would take 18 hours 5 mins to go from Westminster, Colorado to Grayslake, Illinois.

The flight distance (direct flight from Westminster, CO to Grayslake, IL) is 900.20 mi.

1,005 mi = 1.61 kms