There are
1,433 mi
from Brownsville, TX to Algonquin, IL
That's the driving distance. It would take 1 day 3 hours to go from Brownsville, Texas to Algonquin, Illinois.
The flight distance (direct flight from Brownsville, TX to Algonquin, IL) is 1,239.28 mi.
1,433 mi = 1.61 kms