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

How far is Cedar Rapids from O'Fallon, Illinois?

The distance from Cedar Rapids to O'Fallon, Illinois is 253.1 miles (407.3 km) as the crow flies. O'Fallon, Illinois is located SSE of Cedar Rapids. By car, the driving distance is approximately 316.3 miles, taking about 6h 22min. A direct flight would take roughly 1h 1min. Both are located in United States — Cedar Rapids 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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility.

Coordinates come from public place data for Cedar Rapids 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.