There are
1,467 mi
from Waukegan, IL to Weslaco, TX
That's the driving distance. It would take 1 day 2 hours to go from Waukegan, Illinois to Weslaco, Texas.
The flight distance (direct flight from Waukegan, IL to Weslaco, TX) is 1,258.38 mi.
1,467 mi = 1.61 kms