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

How far is Franklin, Tennessee from O'Fallon, Illinois?

The distance from Franklin, Tennessee to O'Fallon, Illinois is 248.9 miles (400.5 km) as the crow flies. O'Fallon, Illinois is located NW of Franklin, Tennessee. By car, the driving distance is approximately 311.1 miles, taking about 6h 15min. A direct flight would take roughly 1h 0min. Both are located in United States — Franklin, Tennessee in Tennessee and O'Fallon, Illinois in Illinois.

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 Franklin, Tennessee and O'Fallon, Illinois. 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.