There are
1,941 mi
from Longview, TX to Clearlake, CA
That's the driving distance. It would take 1 day 10 hours to go from Longview, Texas to Clearlake, California.
The flight distance (direct flight from Longview, TX to Clearlake, CA) is 1,619.28 mi.
1,941 mi = 1.61 kms