There are
2,820 mi
from Antioch, CA to Watertown, NY
That's the driving distance. It would take 2 days 1 hour to go from Antioch, California to Watertown, New York.
The flight distance (direct flight from Antioch, CA to Watertown, NY) is 2,397.30 mi.
2,820 mi = 4,538.69 kms