Allen to Lafayette, Louisiana: Road Trip Guide & Distance

How far is Allen from Lafayette, Louisiana?

The distance from Allen to Lafayette, Louisiana is 338.2 miles (544.2 km) as the crow flies. Lafayette, Louisiana is located SE of Allen. By car, the driving distance is approximately 405.8 miles, taking about 8h 10min. A direct flight would take roughly 1h 11min. Both are located in United States — Allen in Texas and Lafayette, Louisiana 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 Allen and Lafayette, Louisiana. 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.