Miles between Gresham, OR and Ontario, CA

There are
1,010 mi
from Gresham, OR to Ontario, CA

That's the driving distance. It would take 19 hours 11 mins to go from Gresham, Oregon to Ontario, California.

The flight distance (direct flight from Gresham, OR to Ontario, CA) is 829.54 mi.

1,010 mi = 1,625.67 kms