Miles between Ontario, CA and Mercer Island, WA

There are
1,173 mi
from Ontario, CA to Mercer Island, WA

That's the driving distance. It would take 22 hours 17 mins to go from Ontario, California to Mercer Island, Washington.

The flight distance (direct flight from Ontario, CA to Mercer Island, WA) is 962.94 mi.

1,173 mi = 1,887.74 kms