There are
2,170 mi
from Hayward, CA to Cape Girardeau, MO
That's the driving distance. It would take 1 day 13 hours to go from Hayward, California to Cape Girardeau, Missouri.
The flight distance (direct flight from Hayward, CA to Cape Girardeau, MO) is 1,776.35 mi.
2,170 mi = 3.22 kms