There are
852 mi
from Waterloo, IA to Vicksburg, MS
That's the driving distance. It would take 15 hours 55 mins to go from Waterloo, Iowa to Vicksburg, Mississippi.
The flight distance (direct flight from Waterloo, IA to Vicksburg, MS) is 705.18 mi.
852 mi = 1,370.85 kms