There are
1,639 mi
from Fremont, NE to Clearlake, CA
That's the driving distance. It would take 1 day 4 hours to go from Fremont, Nebraska to Clearlake, California.
The flight distance (direct flight from Fremont, NE to Clearlake, CA) is 1,384.17 mi.
1,639 mi = 2,637.97 kms