Rockford to Saint Peters, Missouri: Road Trip Guide & Distance

How far is Rockford from Saint Peters, Missouri?

The distance from Rockford to Saint Peters, Missouri is 253 miles (407.1 km) as the crow flies. Saint Peters, Missouri is located SSW of Rockford. By car, the driving distance is approximately 316.2 miles, taking about 6h 22min. A direct flight would take roughly 1h 1min. Both are located in United States — Rockford in Illinois and Saint Peters, Missouri in Missouri.

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 Rockford and Saint Peters, Missouri. 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.