There are
822 mi
from Bismarck, ND to Deerfield, IL
That's the driving distance. It would take 14 hours 39 mins to go from Bismarck, North Dakota to Deerfield, Illinois.
The flight distance (direct flight from Bismarck, ND to Deerfield, IL) is 712.54 mi.
822 mi = 1,322.97 kms