Grand Forks to Sioux City: Road Trip Guide & Distance

How far is Grand Forks from Sioux City?

The distance from Grand Forks to Sioux City is 376.1 miles (605.3 km) as the crow flies. Sioux City is located S of Grand Forks. By car, the driving distance is approximately 451.4 miles, taking about 9h 5min. A direct flight would take roughly 1h 15min. Both are located in United States — Grand Forks in North Dakota and Sioux City in Iowa.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. As you head South, expect warmer temperatures. Make sure your car's AC is working well before embarking on this journey.

Coordinates come from public place data for Grand Forks and Sioux City. 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.