There are
1,429 mi
from Flower Mound, TX to Rosemead, CA
That's the driving distance. It would take 1 day to go from Flower Mound, Texas to Rosemead, California.
The flight distance (direct flight from Flower Mound, TX to Rosemead, CA) is 1,208.02 mi.
1,429 mi = 1.61 kms