Sioux Falls to Sun Valley: Road Trip Guide & Distance

How far is Sioux Falls from Sun Valley?

The distance from Sioux Falls to Sun Valley is 879.9 miles (1416.1 km) as the crow flies. Sun Valley is located W of Sioux Falls. By car, the driving distance is approximately 1055.9 miles, taking about 21h 14min. A direct flight would take roughly 2h 16min. Both are located in United States — Sioux Falls in South Dakota 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 Falls 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.