There are
2,138 mi
from Champaign, IL to Hayward, CA
That's the driving distance. It would take 1 day 13 hours to go from Champaign, Illinois to Hayward, California.
The flight distance (direct flight from Champaign, IL to Hayward, CA) is 1,816.53 mi.
2,138 mi = 3.22 kms