Chicago to O'Fallon, Missouri: Road Trip Guide & Distance
How far is Chicago from O'Fallon, Missouri?
The distance from Chicago to O'Fallon, Missouri is 266.5 miles (428.9 km) as the crow flies. O'Fallon, Missouri is located SW of Chicago. By car, the driving distance is approximately 321.7 miles, taking about 6h 8min. A direct flight would take roughly 1h 2min. Both are located in United States — Chicago in Illinois and O'Fallon, Missouri in Missouri.
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. 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.
Coordinates come from public place data for Chicago and O'Fallon, Missouri. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.
How to Get from Chicago to O'Fallon, Missouri
Suggested Stops Between Chicago & O'Fallon, Missouri
- 137 mi
- 234 mi
- 327 mi
- 4130 mi
- 5178 mi
Quick Facts
Did You Know?
- At walking speed (3 mph), it would take about 89 hours of non-stop walking
- By bicycle at 12 mph, the journey would take roughly 22 hours
- You could travel this distance about 93.4 times to circle the Earth's equator