Newton, Kansas to Sioux City: Road Trip Guide & Distance

How far is Newton, Kansas from Sioux City?

The distance from Newton, Kansas to Sioux City is 311.7 miles (501.6 km) as the crow flies. Sioux City is located N of Newton, Kansas. By car, the driving distance is approximately 374 miles, taking about 7h 31min. A direct flight would take roughly 1h 8min. Both are located in United States — Newton, Kansas in Kansas 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.

Coordinates come from public place data for Newton, Kansas 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.