There are
1,847 mi
from Brownsville, TX to Tonawanda, NY
That's the driving distance. It would take 1 day 10 hours to go from Brownsville, Texas to Tonawanda, New York.
The flight distance (direct flight from Brownsville, TX to Tonawanda, NY) is 1,580.36 mi.
1,847 mi = 1.61 kms