There are
2,080 mi
from Sunnyvale, CA to Hazelwood, MO
That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to Hazelwood, Missouri.
The flight distance (direct flight from Sunnyvale, CA to Hazelwood, MO) is 1,716.53 mi.
2,080 mi = 3.22 kms