There are
967 mi
from Thousand Oaks, CA to Lake Oswego, OR
That's the driving distance. It would take 18 hours 12 mins to go from Thousand Oaks, California to Lake Oswego, Oregon.
The flight distance (direct flight from Thousand Oaks, CA to Lake Oswego, OR) is 803.24 mi.
967 mi = 1,556.57 kms