There are
2,360 mi
from San Marcos, CA to North Olmsted, OH
That's the driving distance. It would take 1 day 17 hours to go from San Marcos, California to North Olmsted, Ohio.
The flight distance (direct flight from San Marcos, CA to North Olmsted, OH) is 2,004.61 mi.
2,360 mi = 3.22 kms