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

How far is O'Fallon, Missouri from Oshkosh?

The distance from O'Fallon, Missouri to Oshkosh is 377.2 miles (607 km) as the crow flies. Oshkosh is located NNE of O'Fallon, Missouri. By car, the driving distance is approximately 452.6 miles, taking about 9h 6min. A direct flight would take roughly 1h 16min. Both are located in United States — O'Fallon, Missouri in Missouri and Oshkosh in Wisconsin.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. 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 O'Fallon, Missouri and Oshkosh. 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.