There are
1,578 mi
from Bismarck, ND to San Ramon, CA
That's the driving distance. It would take 1 day 3 hours to go from Bismarck, North Dakota to San Ramon, California.
The flight distance (direct flight from Bismarck, ND to San Ramon, CA) is 1,244.14 mi.
1,578 mi = 2,539.09 kms