Miles between Thornton, CO and Florissant, MO

There are
842 mi
from Thornton, CO to Florissant, MO

That's the driving distance. It would take 14 hours 52 mins to go from Thornton, Colorado to Florissant, Missouri.

The flight distance (direct flight from Thornton, CO to Florissant, MO) is 785.59 mi.

842 mi = 1,354.94 kms