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

How far is O'Fallon, Illinois from Upper Alton?

The distance from O'Fallon, Illinois to Upper Alton is 25.5 miles (41.1 km) as the crow flies. Upper Alton is located NNW of O'Fallon, Illinois. By car, the driving distance is approximately 33.2 miles, taking about 40min. A direct flight would take roughly 33min. Both are located in United States.

This is a very short trip, perfect for a quick morning drive or an easy commute. 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. 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, Illinois and Upper Alton. 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.