There are
1,581 mi
from San Leandro, CA to Mandan, ND
That's the driving distance. It would take 1 day 3 hours to go from San Leandro, California to Mandan, North Dakota.
The flight distance (direct flight from San Leandro, CA to Mandan, ND) is 1,250.05 mi.
1,581 mi = 1.61 kms