There are
1,985 mi
from San Mateo, CA to Monticello, MN
That's the driving distance. It would take 1 day 10 hours to go from San Mateo, California to Monticello, Minnesota.
The flight distance (direct flight from San Mateo, CA to Monticello, MN) is 1,561.88 mi.
1,985 mi = 1.61 kms