The distance from Des Moines to Sioux Falls is approximately 450 kilometers. Driving is the most practical mode of travel, taking about 4 hours via I-35 North and I-90 West. This is a straightforward drive through the rolling hills of Iowa and the plains of South Dakota. Sioux Falls is the largest city in South Dakota and is famous for its namesake waterfalls.
Total Distance: Driving distance 450 km, straight-line air distance 400 km.
The drive is very easy and well-maintained.
Spring or Autumn for pleasant weather.