There are
2,594 mi
from Greenville, SC to Pittsburg, CA
That's the driving distance. It would take 1 day 21 hours to go from Greenville, South Carolina to Pittsburg, California.
The flight distance (direct flight from Greenville, SC to Pittsburg, CA) is 2,189.56 mi.
2,594 mi = 4,174.72 kms