Dayton to Mount Prospect: Road Trip Guide & Distance

How far is Dayton from Mount Prospect?

The distance from Dayton to Mount Prospect is 252.3 miles (406 km) as the crow flies. Mount Prospect is located NW of Dayton. By car, the driving distance is approximately 315.3 miles, taking about 6h 21min. A direct flight would take roughly 1h 0min. Both are located in United States — Dayton in Ohio 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. 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 Dayton 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.