There are
2,817 mi
from Cary, NC to Los Altos, CA
That's the driving distance. It would take 2 days 2 hours to go from Cary, North Carolina to Los Altos, California.
The flight distance (direct flight from Cary, NC to Los Altos, CA) is 2,385.27 mi.
2,817 mi = 3.22 kms