Miles between Boulder, CO and Lake St Louis, MO

There are
833 mi
from Boulder, CO to Lake St Louis, MO

That's the driving distance. It would take 14 hours 38 mins to go from Boulder, Colorado to Lake St Louis, Missouri.

The flight distance (direct flight from Boulder, CO to Lake St Louis, MO) is 777.07 mi.

833 mi = 1,340.56 kms