There are
1,687 mi
from Redwood City, CA to Fremont, NE
That's the driving distance. It would take 1 day 4 hours to go from Redwood City, California to Fremont, Nebraska.
The flight distance (direct flight from Redwood City, CA to Fremont, NE) is 1,394.40 mi.
1,687 mi = 2,714.55 kms