There are
2,538 mi
from Thousand Oaks, CA to Cumberland, MD
That's the driving distance. It would take 1 day 21 hours to go from Thousand Oaks, California to Cumberland, Maryland.
The flight distance (direct flight from Thousand Oaks, CA to Cumberland, MD) is 2,227.33 mi.
2,538 mi = 4,084.49 kms