There are
1,860 mi
from Ontario, CA to Mendota Heights, MN
That's the driving distance. It would take 1 day 8 hours to go from Ontario, California to Mendota Heights, Minnesota.
The flight distance (direct flight from Ontario, CA to Mendota Heights, MN) is 1,497.35 mi.
1,860 mi = 2,992.84 kms