O'Fallon, Missouri to Rock Island: Road Trip Guide & Distance

How far is O'Fallon, Missouri from Rock Island?

The distance from O'Fallon, Missouri to Rock Island is 186.6 miles (300.3 km) as the crow flies. Rock Island is located N of O'Fallon, Missouri. By car, the driving distance is approximately 233.3 miles, taking about 4h 42min. A direct flight would take roughly 53min. Both are located in United States — O'Fallon, Missouri in Missouri and Rock Island 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. 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 O'Fallon, Missouri and Rock Island. 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.