There are
1,484 mi
from Brownsville, TX to Piqua, OH
That's the driving distance. It would take 1 day 3 hours to go from Brownsville, Texas to Piqua, Ohio.
The flight distance (direct flight from Brownsville, TX to Piqua, OH) is 1,245.15 mi.
1,484 mi = 1.61 kms