There are
1,015 mi
from Champaign, IL to Leander, TX
That's the driving distance. It would take 17 hours 49 mins to go from Champaign, Illinois to Leander, Texas.
The flight distance (direct flight from Champaign, IL to Leander, TX) is 851.84 mi.
1,015 mi = 1.61 kms