There are
2,598 mi
from Greenville, SC to San Leandro, CA
That's the driving distance. It would take 1 day 21 hours to go from Greenville, South Carolina to San Leandro, California.
The flight distance (direct flight from Greenville, SC to San Leandro, CA) is 2,206.73 mi.
2,598 mi = 4,180.71 kms