Miles between Ann Arbor, MI and Ontario, OR

There are
1,971 mi
from Ann Arbor, MI to Ontario, OR

That's the driving distance. It would take 1 day 9 hours to go from Ann Arbor, Michigan to Ontario, Oregon.

The flight distance (direct flight from Ann Arbor, MI to Ontario, OR) is 1,667.44 mi.

1,971 mi = 1.61 kms