Sioux City to Watertown, South Dakota: Road Trip Guide & Distance

How far is Sioux City from Watertown, South Dakota?

The distance from Sioux City to Watertown, South Dakota is 169.6 miles (272.9 km) as the crow flies. Watertown, South Dakota is located NNW of Sioux City. By car, the driving distance is approximately 211.9 miles, taking about 4h 16min. A direct flight would take roughly 50min. Both are located in United States — Sioux City in Iowa and Watertown, South Dakota in South Dakota.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Since you'll be heading mostly West, pack a good pair of sunglasses if you plan to drive during the late afternoon to avoid the harsh sun glare. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Sioux City and Watertown, South Dakota. The driving distance is estimated from straight-line distance with a road-factor model, so confirm the route in your navigation app. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.