There are
1,184 mi
from Parma, OH to Duncanville, TX
That's the driving distance. It would take 21 hours 29 mins to go from Parma, Ohio to Duncanville, Texas.
The flight distance (direct flight from Parma, OH to Duncanville, TX) is 1,030.62 mi.
1,184 mi = 1.61 kms