Miles between Thornton, CO and Plymouth, MN

There are
854 mi
from Thornton, CO to Plymouth, MN

That's the driving distance. It would take 15 hours 55 mins to go from Thornton, Colorado to Plymouth, Minnesota.

The flight distance (direct flight from Thornton, CO to Plymouth, MN) is 685.38 mi.

854 mi = 1,374.17 kms