There are
2,095 mi
from Concord, CA to Janesville, WI
That's the driving distance. It would take 1 day 12 hours to go from Concord, California to Janesville, Wisconsin.
The flight distance (direct flight from Concord, CA to Janesville, WI) is 1,757.33 mi.
2,095 mi = 3.22 kms