There are
1,476 mi
from Waukegan, IL to Brownsville, TX
That's the driving distance. It would take 1 day 3 hours to go from Waukegan, Illinois to Brownsville, Texas.
The flight distance (direct flight from Waukegan, IL to Brownsville, TX) is 1,262.23 mi.
1,476 mi = 1.61 kms