There are
2,072 mi
from Thousand Oaks, CA to Portage, IN
That's the driving distance. It would take 1 day 12 hours to go from Thousand Oaks, California to Portage, Indiana.
The flight distance (direct flight from Thousand Oaks, CA to Portage, IN) is 1,789.71 mi.
2,072 mi = 3.22 kms