There are
2,764 mi
from Greensboro, NC to Petaluma, CA
That's the driving distance. It would take 2 days 1 hour to go from Greensboro, North Carolina to Petaluma, California.
The flight distance (direct flight from Greensboro, NC to Petaluma, CA) is 2,343.10 mi.
2,764 mi = 3.22 kms