Ballwin to O'Fallon, Illinois: Road Trip Guide & Distance

How far is Ballwin from O'Fallon, Illinois?

The distance from Ballwin to O'Fallon, Illinois is 34.3 miles (55.2 km) as the crow flies. O'Fallon, Illinois is located E of Ballwin. By car, the driving distance is approximately 44.6 miles, taking about 54min. A direct flight would take roughly 34min. Both are located in United States — Ballwin in Missouri and O'Fallon, Illinois in Illinois.

This is a very short trip, perfect for a quick morning drive or an easy commute. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. 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 Ballwin and O'Fallon, Illinois. 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.