Miles between Gary, IN and Thornton, CO

There are
1,012 mi
from Gary, IN to Thornton, CO

That's the driving distance. It would take 17 hours 56 mins to go from Gary, Indiana to Thornton, Colorado.

The flight distance (direct flight from Gary, IN to Thornton, CO) is 928.85 mi.

1,012 mi = 1.61 kms