There are
2,113 mi
from Sunnyvale, CA to Festus, MO
That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to Festus, Missouri.
The flight distance (direct flight from Sunnyvale, CA to Festus, MO) is 1,720.06 mi.
2,113 mi = 3.22 kms