Aspen to Boise: Road Trip Guide & Distance

How far is Aspen from Boise?

The distance from Aspen to Boise is 573.9 miles (923.6 km) as the crow flies. Boise is located NW of Aspen. By car, the driving distance is approximately 688.7 miles, taking about 13h 51min. A direct flight would take roughly 1h 39min. Both are located in United States — Aspen in Colorado and Boise 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.

Coordinates come from public place data for Aspen and Boise. 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.