There are
1,995 mi
from Champaign, IL to Monrovia, CA
That's the driving distance. It would take 1 day 10 hours to go from Champaign, Illinois to Monrovia, California.
The flight distance (direct flight from Champaign, IL to Monrovia, CA) is 1,681.82 mi.
1,995 mi = 1.61 kms