There are
2,632 mi
from Antioch, CA to Tonawanda, NY
That's the driving distance. It would take 1 day 22 hours to go from Antioch, California to Tonawanda, New York.
The flight distance (direct flight from Antioch, CA to Tonawanda, NY) is 2,257.91 mi.
2,632 mi = 3.22 kms