There are
1,644 mi
from Ventura, CA to Mandan, ND
That's the driving distance. It would take 1 day 5 hours to go from Ventura, California to Mandan, North Dakota.
The flight distance (direct flight from Ventura, CA to Mandan, ND) is 1,289.91 mi.
1,644 mi = 1.61 kms