DeKalb to Lafayette, Indiana: Road Trip Guide & Distance

How far is DeKalb from Lafayette, Indiana?

The distance from DeKalb to Lafayette, Indiana is 142.9 miles (230 km) as the crow flies. Lafayette, Indiana is located SE of DeKalb. By car, the driving distance is approximately 178.6 miles, taking about 3h 36min. A direct flight would take roughly 47min. Both are located in United States — DeKalb in Illinois and Lafayette, Indiana in Indiana.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for DeKalb and Lafayette, Indiana. 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.