There are
1,119 mi
from Dayton, OH to La Porte, TX
That's the driving distance. It would take 20 hours 32 mins to go from Dayton, Ohio to La Porte, Texas.
The flight distance (direct flight from Dayton, OH to La Porte, TX) is 928.31 mi.
1,119 mi = 1.61 kms