Miles between Idaho Falls, ID and Thornton, CO

There are
584 mi
from Idaho Falls, ID to Thornton, CO

That's the driving distance. It would take 10 hours 52 mins to go from Idaho Falls, Idaho to Thornton, Colorado.

The flight distance (direct flight from Idaho Falls, ID to Thornton, CO) is 441.89 mi.

584 mi = 940.45 kms