Glacier to Twin Falls: Road Trip Guide & Distance

How far is Glacier from Twin Falls?

The distance from Glacier to Twin Falls is 429.4 miles (691 km) as the crow flies. Twin Falls is located S of Glacier. 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 — Glacier in Montana 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. As you head South, expect warmer temperatures. Make sure your car's AC is working well before embarking on this journey.

Coordinates come from public place data for Glacier 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.