There are
773 mi
from Redwood City, CA to Farmington, UT
That's the driving distance. It would take 13 hours 27 mins to go from Redwood City, California to Farmington, Utah.
The flight distance (direct flight from Redwood City, CA to Farmington, UT) is 603.71 mi.
773 mi = 1,244.53 kms