There are
2,677 mi
from Fremont, CA to Tonawanda, NY
That's the driving distance. It would take 1 day 22 hours to go from Fremont, California to Tonawanda, New York.
The flight distance (direct flight from Fremont, CA to Tonawanda, NY) is 2,279.41 mi.
2,677 mi = 3.22 kms