There are
1,813 mi
from Fremont, CA to Leavenworth, KS
That's the driving distance. It would take 1 day 7 hours to go from Fremont, California to Leavenworth, Kansas.
The flight distance (direct flight from Fremont, CA to Leavenworth, KS) is 1,464.57 mi.
1,813 mi = 1.61 kms