There are
1,130 mi
from Middletown, OH to Bismarck, ND
That's the driving distance. It would take 20 hours 45 mins to go from Middletown, Ohio to Bismarck, North Dakota.
The flight distance (direct flight from Middletown, OH to Bismarck, ND) is 964.55 mi.
1,130 mi = 1,818.78 kms