There are
1,436 mi
from Glendale, CA to Duncanville, TX
That's the driving distance. It would take 1 day to go from Glendale, California to Duncanville, Texas.
The flight distance (direct flight from Glendale, CA to Duncanville, TX) is 1,233.42 mi.
1,436 mi = 1.61 kms