O'Fallon, Illinois to Pittsburg, Kansas: Road Trip Guide & Distance

How far is O'Fallon, Illinois from Pittsburg, Kansas?

The distance from O'Fallon, Illinois to Pittsburg, Kansas is 273.4 miles (440 km) as the crow flies. Pittsburg, Kansas is located WSW of O'Fallon, Illinois. By car, the driving distance is approximately 341.8 miles, taking about 6h 53min. A direct flight would take roughly 1h 3min. Both are located in United States — O'Fallon, Illinois in Illinois and Pittsburg, Kansas in Kansas.

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 O'Fallon, Illinois and Pittsburg, Kansas. 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.