Driving
Austin to San Antonio
Updated: 28 May 2026
The trip from Austin to San Antonio is a short, 80-mile drive south on I-35. It typically takes about 1.5 hours, making it an easy day trip or weekend getaway. You will pass through the Texas Hill Country, which offers beautiful scenery. San Antonio is famous for its rich history, including the Alamo and the River Walk.
Total Distance: Driving distance 130 km; straight-line air distance 115 km.
Fastest Way
Driving, taking approximately 1.5 hours.
Cheapest Way
Driving, which is the most practical and affordable option.
Compare Austin to San Antonio Routes
Driving
Direct
Duration
1 hour 30 mins
Avg Price
$15 - $25 in fuel
Operator
Personal Vehicle
Route
I-35 S
I-35 can be very busy; plan your travel outside of rush hours.
Travel Tips
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TrafficI-35 is often congested; check traffic reports before leaving.
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ParkingUse parking garages near the River Walk.
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DiningTry authentic Tex-Mex cuisine in San Antonio.
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WeatherBe prepared for hot weather in the summer.
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NavigationUse GPS to navigate the city streets.
Safety Tips
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DrivingStay alert on the highway.
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HeatStay hydrated.
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SecurityKeep your belongings secure.
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EmergencyKeep a list of local emergency contacts.
People Also Ask
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Is it better to drive or fly?Driving is the only practical option for this short distance.
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How long is the drive?It takes about 1.5 hours.
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Are there trains?No direct passenger rail service exists.
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What is the best route?I-35 South is the most direct route.
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Is San Antonio safe?Yes, tourist areas are generally safe.
Quick Info
- From Austin, Texas, United States
- To San Antonio, Texas, United States
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Modes
Best Time to Travel
Spring and fall are the best times to visit to enjoy the outdoor attractions.
Things to Do in San Antonio
1
The Alamo
A historic mission and fortress that is a symbol of Texas independence. It is a must-visit site.
2
River Walk
A network of walkways along the San Antonio River, lined with shops, restaurants, and cafes.
3
San Antonio Missions
A UNESCO World Heritage site featuring four historic Spanish missions.
4
Pearl District
A revitalized historic area with great dining, shopping, and a vibrant atmosphere.
Tags
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