Miles between San Marcos, CA and Dayton, OH

There are
2,204 mi
from San Marcos, CA to Dayton, OH

That's the driving distance. It would take 1 day 15 hours to go from San Marcos, California to Dayton, Ohio.

The flight distance (direct flight from San Marcos, CA to Dayton, OH) is 1,877.27 mi.

2,204 mi = 3.22 kms