There are
2,569 mi
from San Mateo, CA to Marietta, OH
That's the driving distance. It would take 1 day 21 hours to go from San Mateo, California to Marietta, Ohio.
The flight distance (direct flight from San Mateo, CA to Marietta, OH) is 2,195.13 mi.
2,569 mi = 3.22 kms