There are
682 mi
from Champaign, IL to Lexington, NE
That's the driving distance. It would take 12 hours 36 mins to go from Champaign, Illinois to Lexington, Nebraska.
The flight distance (direct flight from Champaign, IL to Lexington, NE) is 605.82 mi.
682 mi = 1,097.05 kms