Miles between Ontario, CA and Sussex, WI

There are
1,999 mi
from Ontario, CA to Sussex, WI

That's the driving distance. It would take 1 day 11 hours to go from Ontario, California to Sussex, Wisconsin.

The flight distance (direct flight from Ontario, CA to Sussex, WI) is 1,697.30 mi.

1,999 mi = 1.61 kms