There are
2,483 mi
from Greensboro, NC to Costa Mesa, CA
That's the driving distance. It would take 1 day 19 hours to go from Greensboro, North Carolina to Costa Mesa, California.
The flight distance (direct flight from Greensboro, NC to Costa Mesa, CA) is 2,154.43 mi.
2,483 mi = 3.22 kms