Lewiston, Idaho to Sun Valley: Road Trip Guide & Distance

How far is Lewiston, Idaho from Sun Valley?

The distance from Lewiston, Idaho to Sun Valley is 228.5 miles (367.8 km) as the crow flies. Sun Valley is located SE of Lewiston, Idaho. By car, the driving distance is approximately 285.7 miles, taking about 5h 45min. A direct flight would take roughly 58min. Both are located in United States.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. 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 Lewiston, Idaho 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.