Miles between Ontario, CA and Grand Forks, ND

There are
1,809 mi
from Ontario, CA to Grand Forks, ND

That's the driving distance. It would take 1 day 7 hours to go from Ontario, California to Grand Forks, North Dakota.

The flight distance (direct flight from Ontario, CA to Grand Forks, ND) is 1,431.63 mi.

1,809 mi = 1.61 kms