There are
1,978 mi
from Flower Mound, TX to Troutdale, OR
That's the driving distance. It would take 1 day 10 hours to go from Flower Mound, Texas to Troutdale, Oregon.
The flight distance (direct flight from Flower Mound, TX to Troutdale, OR) is 1,595.14 mi.
1,978 mi = 1.61 kms