There are
1,715 mi
from Manhattan, KS to Clearlake, CA
That's the driving distance. It would take 1 day 5 hours to go from Manhattan, Kansas to Clearlake, California.
The flight distance (direct flight from Manhattan, KS to Clearlake, CA) is 1,392.84 mi.
1,715 mi = 2,760.60 kms