Port Arthur to Slidell: Road Trip Guide & Distance

How far is Port Arthur from Slidell?

The distance from Port Arthur to Slidell is 250.2 miles (402.7 km) as the crow flies. Slidell is located E of Port Arthur. By car, the driving distance is approximately 312.8 miles, taking about 6h 18min. A direct flight would take roughly 1h 0min. Both are located in United States — Port Arthur in Texas and Slidell in Louisiana.

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.

Coordinates come from public place data for Port Arthur and Slidell. 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.