There are
851 mi
from Flower Mound, TX to Cedar Rapids, IA
That's the driving distance. It would take 15 hours 8 mins to go from Flower Mound, Texas to Cedar Rapids, Iowa.
The flight distance (direct flight from Flower Mound, TX to Cedar Rapids, IA) is 686.78 mi.
851 mi = 1,370.14 kms