There are
2,972 mi
from Deerfield Beach, FL to Los Altos, CA
That's the driving distance. It would take 2 days 5 hours to go from Deerfield Beach, Florida to Los Altos, California.
The flight distance (direct flight from Deerfield Beach, FL to Los Altos, CA) is 2,558.32 mi.
2,972 mi = 4,782.30 kms