There are
2,574 mi
from San Francisco, CA to Weirton, WV
That's the driving distance. It would take 1 day 20 hours to go from San Francisco, California to Weirton, West Virginia.
The flight distance (direct flight from San Francisco, CA to Weirton, WV) is 2,229.47 mi.
2,574 mi = 3.22 kms