There are
1,610 mi
from Bismarck, ND to Troy, AL
That's the driving distance. It would take 1 day 5 hours to go from Bismarck, North Dakota to Troy, Alabama.
The flight distance (direct flight from Bismarck, ND to Troy, AL) is 1,299.63 mi.
1,610 mi = 2,590.96 kms