Sioux City to Sun Valley: Road Trip Guide & Distance

How far is Sioux City from Sun Valley?

The distance from Sioux City to Sun Valley is 907.6 miles (1460.7 km) as the crow flies. Sun Valley is located WNW of Sioux City. By car, the driving distance is approximately 1089.1 miles, taking about 21h 55min. A direct flight would take roughly 2h 20min. Both are located in United States — Sioux City in Iowa and Sun Valley in Idaho.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. 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. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Sioux City and Sun Valley. 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.