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

How far is Chicago from Saint Peters, Missouri?

The distance from Chicago to Saint Peters, Missouri is 264.8 miles (426.1 km) as the crow flies. Saint Peters, Missouri is located SW of Chicago. By car, the driving distance is approximately 320.2 miles, taking about 6h 5min. A direct flight would take roughly 1h 2min. Both are located in United States — Chicago 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 Chicago and Saint Peters, Missouri. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.