There are
1,858 mi
from Oxnard, CA to Mason City, IA
That's the driving distance. It would take 1 day 8 hours to go from Oxnard, California to Mason City, Iowa.
The flight distance (direct flight from Oxnard, CA to Mason City, IA) is 1,523.56 mi.
1,858 mi = 1.61 kms