Brownsville to Sulphur: Road Trip Guide & Distance

How far is Brownsville from Sulphur?

The distance from Brownsville to Sulphur is 390.8 miles (629 km) as the crow flies. Sulphur is located NE of Brownsville. By car, the driving distance is approximately 469 miles, taking about 9h 26min. A direct flight would take roughly 1h 17min. Both are located in United States — Brownsville in Texas and Sulphur in Louisiana.

This is a solid day of driving. Be sure to take breaks every 2-3 hours to avoid driver fatigue, and plan your meals ahead of time. 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 Brownsville and Sulphur. 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.