Miles between Ontario, CA and Monroe, WA

There are
1,197 mi
from Ontario, CA to Monroe, WA

That's the driving distance. It would take 22 hours 45 mins to go from Ontario, California to Monroe, Washington.

The flight distance (direct flight from Ontario, CA to Monroe, WA) is 978.82 mi.

1,197 mi = 1,926.33 kms