Miles between St Joseph, MO and Boulder, CO

There are
633 mi
from St Joseph, MO to Boulder, CO

That's the driving distance. It would take 11 hours 5 mins to go from St Joseph, Missouri to Boulder, Colorado.

The flight distance (direct flight from St Joseph, MO to Boulder, CO) is 553.17 mi.

633 mi = 1,018.89 kms