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

How far is Clinton, Iowa from O'Fallon, Illinois?

The distance from Clinton, Iowa to O'Fallon, Illinois is 225.2 miles (362.4 km) as the crow flies. O'Fallon, Illinois is located S of Clinton, Iowa. By car, the driving distance is approximately 281.5 miles, taking about 5h 40min. A direct flight would take roughly 57min. Both are located in United States — Clinton, Iowa in Iowa and O'Fallon, Illinois 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.

Coordinates come from public place data for Clinton, Iowa 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.