Knoxville to Marietta: Road Trip Guide & Distance

How far is Knoxville from Marietta?

The distance from Knoxville to Marietta is 143.2 miles (230.5 km) as the crow flies. Marietta is located SSW of Knoxville. By car, the driving distance is approximately 179 miles, taking about 3h 36min. A direct flight would take roughly 47min. Both are located in United States — Knoxville in Tennessee and Marietta in Georgia.

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. 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 Knoxville and Marietta. 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.