McAllen to Slidell: Road Trip Guide & Distance

How far is McAllen from Slidell?

The distance from McAllen to Slidell is 586 miles (943 km) as the crow flies. Slidell is located ENE of McAllen. By car, the driving distance is approximately 703.1 miles, taking about 14h 9min. A direct flight would take roughly 1h 41min. Both are located in United States — McAllen in Texas and Slidell in Louisiana.

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.

Coordinates come from public place data for McAllen 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.