Gillette to Onalaska: Road Trip Guide & Distance

How far is Gillette from Onalaska?

The distance from Gillette to Onalaska is 707.7 miles (1139 km) as the crow flies. Onalaska is located E of Gillette. By car, the driving distance is approximately 849.3 miles, taking about 17h 5min. A direct flight would take roughly 1h 55min. Both are located in United States — Gillette in Wyoming and Onalaska in Wisconsin.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. 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 Gillette and Onalaska. 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.