How far is San Antonio from Austin?

Distance by Flight

Shortest distance between San Antonio and Austin is 73.59 miles (118.44 km).

Flight distance from San Antonio, TX to Austin, TX is 73.59 miles. Estimated flight time is 00 hours 09 minutes.

It takes 00 hours 08 minutes to travel from San Antonio to Austin with an airplane (average speed of 550 miles).

Driving distance

The driving distance from San Antonio, Texas to Austin, Texas is: 79.62 miles (128.13 km) by car.

Driving from San Antonio to Austin will take approximately 01 hours 19 minutes.

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#1 San Antonio

Second-most populous city in Texas, United States of America

Population 1567118
GPS Coordinates 29°25'27"N 98°29'37"W
Latitude 29.4241200
Longitude -98.4936300
Altitude 198
Country United States
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#2 Austin

City in Travis, Hays and Williamson counties, Texas, United States; Texas state capital and Travis County seat

Population 995484
GPS Coordinates 30°16'2"N 97°44'35"W
Latitude 30.2671500
Longitude -97.7430600
Altitude 149
Country United States

Estimated Travel Time Between San Antonio and Austin

The distance between San Antonio and Austin is 128 km if you choose to drive by road. You can go 01 hours 25 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between San Antonio and Austin. The current time is 23:39:39.

Average Speed Travel Time
30 mph (48.3 km/h) 02 hours 39 minutes
40 mph (64.37 km/h) 01 hours 59 minutes
50 mph (80.47 km/h) 01 hours 35 minutes
60 mph (96.56 km/h) 01 hours 19 minutes
70 mph (112.65 km/h) 01 hours 08 minutes
75 mph (120.7 km/h) 01 hours 03 minutes
80 mph (128.75 km/h) 00 hours 59 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 10.63 liters (2.81 gallon) of gas to cover the route between San Antonio and Austin.
The estimated cost of gas to go from San Antonio to Austin is $9.26 (diesel $10.27).

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price per gallon of daily gas for calculations is $3.295 (Diesel $3.657) /gallon. Last changed prices on January 18, 2022.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between San Antonio and Austin (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

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Driving distance from Arlington, TX to San Antonio 297 miles (478 km)

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Driving distance from Brownsville, TX to San Antonio 277.15 miles (446 km)

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Driving distance from Corpus Christi, TX to San Antonio 143.62 miles (231 km)

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Driving distance from Dallas, TX to San Antonio 293.19 miles (472 km)

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Driving distance from Fort Worth, TX to San Antonio 284.25 miles (457 km)

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Driving distance from Frisco, TX to San Antonio 319.04 miles (513 km)

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Driving distance from Garland, TX to San Antonio 443.83 miles (714 km)

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Driving distance from Garland, TX to San Antonio 311.11 miles (501 km)

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Driving distance from Grand Prairie, TX to San Antonio 300.22 miles (483 km)

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Driving distance from Houston, TX to San Antonio 197.29 miles (318 km)

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Driving distance from Irving, TX to San Antonio 301.64 miles (485 km)

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Driving distance from Laredo, TX to San Antonio 158.56 miles (255 km)

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