Miles between Thornton, CO and North Salt Lake, UT

There are
517 mi
from Thornton, CO to North Salt Lake, UT

That's the driving distance. It would take 8 hours 51 mins to go from Thornton, Colorado to North Salt Lake, Utah.

The flight distance (direct flight from Thornton, CO to North Salt Lake, UT) is 371.25 mi.

517 mi = 831.95 kms