Hermiston to Twin Falls: Road Trip Guide & Distance

How far is Hermiston from Twin Falls?

The distance from Hermiston to Twin Falls is 329.3 miles (529.9 km) as the crow flies. Twin Falls is located SE of Hermiston. By car, the driving distance is approximately 395.1 miles, taking about 7h 57min. A direct flight would take roughly 1h 10min. Both are located in United States — Hermiston in Oregon and Twin Falls in Idaho.

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 Hermiston and Twin Falls. 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.