There are
2,438 mi
from San Leandro, CA to Gahanna, OH
That's the driving distance. It would take 1 day 18 hours to go from San Leandro, California to Gahanna, Ohio.
The flight distance (direct flight from San Leandro, CA to Gahanna, OH) is 2,101.63 mi.
2,438 mi = 3.22 kms