There are
2,314 mi
from Greenville, SC to Oceanside, CA
That's the driving distance. It would take 1 day 16 hours to go from Greenville, South Carolina to Oceanside, California.
The flight distance (direct flight from Greenville, SC to Oceanside, CA) is 1,996.54 mi.
2,314 mi = 3,723.63 kms