There are
1,560 mi
from Bethlehem, PA to Bismarck, ND
That's the driving distance. It would take 1 day 4 hours to go from Bethlehem, Pennsylvania to Bismarck, North Dakota.
The flight distance (direct flight from Bethlehem, PA to Bismarck, ND) is 1,332.11 mi.
1,560 mi = 1.61 kms