Mount Vernon, Illinois to Saint Charles, Missouri: Road Trip Guide & Distance

How far is Mount Vernon, Illinois from Saint Charles, Missouri?

The distance from Mount Vernon, Illinois to Saint Charles, Missouri is 91.2 miles (146.7 km) as the crow flies. Saint Charles, Missouri is located WNW of Mount Vernon, Illinois. By car, the driving distance is approximately 114 miles, taking about 2h 18min. A direct flight would take roughly 41min. Both are located in United States — Mount Vernon, Illinois in Illinois and Saint Charles, Missouri in Missouri.

This is a quick and easy drive, perfect for a day trip or weekend getaway. You can easily make the round trip in a single day. 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. 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 Mount Vernon, Illinois and Saint Charles, 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.