Gillette to Watertown, South Dakota: Road Trip Guide & Distance

How far is Gillette from Watertown, South Dakota?

The distance from Gillette to Watertown, South Dakota is 414.6 miles (667.2 km) as the crow flies. Watertown, South Dakota is located E of Gillette. By car, the driving distance is approximately 497.5 miles, taking about 10h 0min. A direct flight would take roughly 1h 20min. Both are located in United States — Gillette in Wyoming and Watertown, South Dakota in South Dakota.

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 Gillette and Watertown, South Dakota. 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.