There are
2,900 mi
from Greenville, NC to Hayward, CA
That's the driving distance. It would take 2 days 3 hours to go from Greenville, North Carolina to Hayward, California.
The flight distance (direct flight from Greenville, NC to Hayward, CA) is 2,459.48 mi.
2,900 mi = 4,666.46 kms