There are
1,746 mi
from Fremont, CA to Harker Heights, TX
That's the driving distance. It would take 1 day 6 hours to go from Fremont, California to Harker Heights, Texas.
The flight distance (direct flight from Fremont, CA to Harker Heights, TX) is 1,453.60 mi.
1,746 mi = 1.61 kms