There are
2,228 mi
from Janesville, WI to Arcata, CA
That's the driving distance. It would take 1 day 14 hours to go from Janesville, Wisconsin to Arcata, California.
The flight distance (direct flight from Janesville, WI to Arcata, CA) is 1,798.16 mi.
2,228 mi = 3,586.40 kms