There are
2,814 mi
from Cary, NC to Sunnyvale, CA
That's the driving distance. It would take 2 days 2 hours to go from Cary, North Carolina to Sunnyvale, California.
The flight distance (direct flight from Cary, NC to Sunnyvale, CA) is 2,381.28 mi.
2,814 mi = 3.22 kms