Miles between Ontario, CA and Mequon, WI

There are
2,033 mi
from Ontario, CA to Mequon, WI

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

The flight distance (direct flight from Ontario, CA to Mequon, WI) is 1,710.22 mi.

2,033 mi = 3.22 kms