There are
2,377 mi
from San Marcos, CA to Garfield Heights, OH
That's the driving distance. It would take 1 day 18 hours to go from San Marcos, California to Garfield Heights, Ohio.
The flight distance (direct flight from San Marcos, CA to Garfield Heights, OH) is 2,021.01 mi.
2,377 mi = 3.22 kms