There are
2,246 mi
from Champaign, IL to Arcata, CA
That's the driving distance. It would take 1 day 15 hours to go from Champaign, Illinois to Arcata, California.
The flight distance (direct flight from Champaign, IL to Arcata, CA) is 1,870.68 mi.
2,246 mi = 3.22 kms