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

How far is Baltimore from O'Fallon, Missouri?

The distance from Baltimore to O'Fallon, Missouri is 755.8 miles (1216.4 km) as the crow flies. O'Fallon, Missouri is located W of Baltimore. By car, the driving distance is approximately 844.8 miles, taking about 16h 9min. A direct flight would take roughly 2h 1min. Both are located in United States — Baltimore in Maryland and O'Fallon, Missouri in Missouri.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. 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. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Baltimore 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.