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

How far is O'Fallon, Illinois from Tulsa?

The distance from O'Fallon, Illinois to Tulsa is 373.9 miles (601.7 km) as the crow flies. Tulsa is located WSW of O'Fallon, Illinois. By car, the driving distance is approximately 448.6 miles, taking about 9h 2min. A direct flight would take roughly 1h 15min. Both are located in United States — O'Fallon, Illinois in Illinois and Tulsa in Oklahoma.

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. 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 Tulsa. 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.