Alexandria
Alexandria
San Antonio
San Antonio
Driving

Alexandria to San Antonio

Updated: 28 May 2026

Traveling from Alexandria to San Antonio involves a journey of roughly 480 miles. You will head south on I-49 toward Lafayette before merging onto I-10 West. This route takes you across the Louisiana-Texas border and through the heart of the Texas Gulf Coast region. Expect a total travel time of approximately 7 hours and 30 minutes. The drive is mostly flat, passing through major cities like Beaumont and Houston.

Total Distance: 775 km driving distance; 650 km straight-line air distance.
Fastest Way
Driving is the fastest method as there are no direct flights available.
Cheapest Way
Driving your own car is the most economical choice for this route.
Compare Alexandria to San Antonio Routes
Driving
Direct
Duration
7 hours 45 mins
Avg Price
80-120 USD
Operator
Personal Vehicle
Route
I-49 S to I-10 W via Lafayette and Houston.

Avoid Houston during rush hour to save at least 60 minutes of travel time.

Travel Tips
  • Traffic Strategy
    Plan your passage through Houston for mid-morning or mid-afternoon to avoid heavy congestion.
  • Rest Stops
    Lafayette is a great place to stop for authentic Cajun food before entering Texas.
  • Navigation
    Use real-time traffic updates to navigate around potential accidents on I-10.
  • Parking
    Look for public parking garages near the River Walk to avoid expensive hotel parking fees.
  • Hydration
    Keep water in your vehicle, as the stretch between Beaumont and Houston can be slow.
Safety Tips
  • Heavy Traffic
    Be prepared for high-speed, heavy truck traffic on the I-10 corridor.
  • Construction
    Watch for road work zones, which are common along the I-10 route.
  • Weather
    Be aware of potential heavy rain and flooding in the Houston area.
  • Vehicle Check
    Ensure your tires are properly inflated for the long highway drive.
People Also Ask
  • Is there a bus?
    Yes, Greyhound offers service with transfers, but it is significantly slower than driving.
  • How long is the drive?
    The drive is approximately 7.5 to 8 hours.
  • What is the best route?
    Taking I-49 to I-10 is the most efficient path.
  • Are there tolls?
    There are some toll roads in the Houston area that you can avoid with GPS settings.
  • Can I fly?
    No direct flights exist; you must connect through a major hub.
Quick Info
  • From Alexandria, Louisiana, United States
  • To San Antonio, Texas, United States
  • Modes
Best Time to Travel

Autumn months of October and November for pleasant weather and fewer crowds.

Things to Do in San Antonio
1
The Alamo
Visit the historic mission and fortress in the center of the city. It is a symbol of Texas independence.
2
San Antonio River Walk
Stroll along the river lined with restaurants and shops. It is the city's most famous attraction.
3
The Pearl District
Explore this revitalized brewery complex featuring top-tier dining and local markets.
4
San Antonio Missions
Tour the UNESCO World Heritage sites located along the San Antonio River.
Tags
Alexandria to San Antonio drive I-49 to I-10 route driving Louisiana to San Antonio best route to San Antonio road trip Alexandria to San Antonio travel time Alexandria to San Antonio Texas highway travel Louisiana to Texas road trip