Dubuque to Great Falls: Road Trip Guide & Distance

How far is Dubuque from Great Falls?

The distance from Dubuque to Great Falls is 1061.9 miles (1709 km) as the crow flies. Great Falls is located WNW of Dubuque. By car, the driving distance is approximately 1274.3 miles, taking about 25h 38min. A direct flight would take roughly 2h 38min. Both are located in United States — Dubuque in Iowa and Great Falls in Montana.

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. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Dubuque and Great 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.