There are
1,817 mi
from San Rafael, CA to Boone, IA
That's the driving distance. It would take 1 day 7 hours to go from San Rafael, California to Boone, Iowa.
The flight distance (direct flight from San Rafael, CA to Boone, IA) is 1,534.65 mi.
1,817 mi = 2,924.19 kms