There are
1,582 mi
from Pleasanton, CA to Mandan, ND
That's the driving distance. It would take 1 day 3 hours to go from Pleasanton, California to Mandan, North Dakota.
The flight distance (direct flight from Pleasanton, CA to Mandan, ND) is 1,240.41 mi.
1,582 mi = 2,545.93 kms