There are
1,767 mi
from San Bernardino, CA to Farmington, MO
That's the driving distance. It would take 1 day 6 hours to go from San Bernardino, California to Farmington, Missouri.
The flight distance (direct flight from San Bernardino, CA to Farmington, MO) is 1,518.80 mi.
1,767 mi = 2,843.67 kms