There are
2,429 mi
from Barstow, CA to Tonawanda, NY
That's the driving distance. It would take 1 day 19 hours to go from Barstow, California to Tonawanda, New York.
The flight distance (direct flight from Barstow, CA to Tonawanda, NY) is 2,105.90 mi.
2,429 mi = 3,909.71 kms