There are
622 mi
from Yuma, AZ to Los Altos, CA
That's the driving distance. It would take 11 hours 47 mins to go from Yuma, Arizona to Los Altos, California.
The flight distance (direct flight from Yuma, AZ to Los Altos, CA) is 533.04 mi.
622 mi = 1,001.15 kms