There are
1,660 mi
from Lawton, OK to Clearlake, CA
That's the driving distance. It would take 1 day 5 hours to go from Lawton, Oklahoma to Clearlake, California.
The flight distance (direct flight from Lawton, OK to Clearlake, CA) is 1,369.83 mi.
1,660 mi = 2,672.24 kms