Miles between Thornton, CO and Boulder City, NV

There are
778 mi
from Thornton, CO to Boulder City, NV

That's the driving distance. It would take 13 hours 33 mins to go from Thornton, Colorado to Boulder City, Nevada.

The flight distance (direct flight from Thornton, CO to Boulder City, NV) is 600.36 mi.

778 mi = 1,252.07 kms