There are
2,201 mi
from Oxnard, CA to Portage, MI
That's the driving distance. It would take 1 day 14 hours to go from Oxnard, California to Portage, Michigan.
The flight distance (direct flight from Oxnard, CA to Portage, MI) is 1,892.38 mi.
2,201 mi = 3.22 kms