Port Arthur to Port Saint Lucie: Road Trip Guide & Distance

How far is Port Arthur from Port Saint Lucie?

The distance from Port Arthur to Port Saint Lucie is 843.3 miles (1357.1 km) as the crow flies. Port Saint Lucie is located E of Port Arthur. By car, the driving distance is approximately 1011.9 miles, taking about 20h 21min. A direct flight would take roughly 2h 12min. Both are located in United States — Port Arthur in Texas and Port Saint Lucie in Florida.

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. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. For a trip of this distance, flying is significantly faster. However, driving offers the flexibility to explore stops along the way.

Coordinates come from public place data for Port Arthur and Port Saint Lucie. 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.