There are
1,678 mi
from Flower Mound, TX to Los Altos, CA
That's the driving distance. It would take 1 day 5 hours to go from Flower Mound, Texas to Los Altos, California.
The flight distance (direct flight from Flower Mound, TX to Los Altos, CA) is 1,439.84 mi.
1,678 mi = 2,701.18 kms