Green Bay to Mount Prospect: Road Trip Guide & Distance

How far is Green Bay from Mount Prospect?

The distance from Green Bay to Mount Prospect is 169.5 miles (272.8 km) as the crow flies. Mount Prospect is located S of Green Bay. By car, the driving distance is approximately 211.9 miles, taking about 4h 16min. A direct flight would take roughly 50min. Both are located in United States — Green Bay in Wisconsin and Mount Prospect in Illinois.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Green Bay and Mount Prospect. 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.