There are
2,161 mi
from West Allis, WI to Larkspur, CA
That's the driving distance. It would take 1 day 13 hours to go from West Allis, Wisconsin to Larkspur, California.
The flight distance (direct flight from West Allis, WI to Larkspur, CA) is 1,834.94 mi.
2,161 mi = 3,477.98 kms