Idaho Falls to Mount Rushmore: Road Trip Guide & Distance

How far is Idaho Falls from Mount Rushmore?

The distance from Idaho Falls to Mount Rushmore is 429.3 miles (690.9 km) as the crow flies. Mount Rushmore is located E of Idaho Falls. By car, the driving distance is approximately 515.2 miles, taking about 10h 22min. A direct flight would take roughly 1h 22min. Both are located in United States — Idaho Falls in Idaho and Mount Rushmore in South Dakota.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Idaho Falls and Mount Rushmore. 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.