There are
1,006 mi
from Bismarck, ND to Montrose, CO
That's the driving distance. It would take 18 hours 36 mins to go from Bismarck, North Dakota to Montrose, Colorado.
The flight distance (direct flight from Bismarck, ND to Montrose, CO) is 678.44 mi.
1,006 mi = 1,618.42 kms