Deadwood to Great Falls: Road Trip Guide & Distance

How far is Deadwood from Great Falls?

The distance from Deadwood to Great Falls is 422.7 miles (680.3 km) as the crow flies. Great Falls is located WNW of Deadwood. By car, the driving distance is approximately 507.3 miles, taking about 10h 12min. A direct flight would take roughly 1h 21min. Both are located in United States — Deadwood in South Dakota and Great Falls in Montana.

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. 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 Deadwood 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.