There are
2,433 mi
from Parma, OH to Clearlake, CA
That's the driving distance. It would take 1 day 18 hours to go from Parma, Ohio to Clearlake, California.
The flight distance (direct flight from Parma, OH to Clearlake, CA) is 2,145.71 mi.
2,433 mi = 3,915.51 kms