Chattanooga to Port Arthur: Road Trip Guide & Distance

How far is Chattanooga from Port Arthur?

The distance from Chattanooga to Port Arthur is 616.3 miles (991.9 km) as the crow flies. Port Arthur is located WSW of Chattanooga. By car, the driving distance is approximately 739.6 miles, taking about 14h 53min. A direct flight would take roughly 1h 44min. Both are located in United States — Chattanooga in Tennessee and Port Arthur in Texas.

This is a serious multi-day road trip! We strongly recommend breaking this journey up with an overnight stay to ensure you arrive safely and refreshed. 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 Chattanooga and Port Arthur. 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.