Miles between Thornton, CO and Franklin, TN

There are
1,178 mi
from Thornton, CO to Franklin, TN

That's the driving distance. It would take 21 hours 1 min to go from Thornton, Colorado to Franklin, Tennessee.

The flight distance (direct flight from Thornton, CO to Franklin, TN) is 1,021.91 mi.

1,178 mi = 1.61 kms