Distance between Round Rock TX and San Antonio TX

The distance from Round Rock to San Antonio is 97 miles by road including 94 miles on motorways. Road takes approximately 1 hour and 29 minutes and goes through Austin, Kyle, San Marcos and New Braunfels.

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City
Town
Village
Hamlet
Motorway
Primary
Secondary
Unclassified
Point Distance Time Fuel
Round Rock 0 mi 0:00 00 min 0.0 gal
I 35 17 mi, 16 min
Austin 17 mi 0:16 16 min 0.1 gal
I 35 22 mi, 20 min
Kyle 39 mi 0:36 36 min 1.0 gal
I 35 8 mi, 07 min
San Marcos 47 mi 0:43 43 min 1.3 gal
I 35 17 mi, 15 min
New Braunfels 65 mi 0:58 58 min 1.6 gal
I 35 14 mi, 12 min
Selma 79 mi 1:11 1 h 11 min 2.2 gal
I 35 2 mi, 01 min
Live Oak 81 mi 1:13 1 h 13 min 2.3 gal
I 35 16 mi, 15 min
San Antonio 97 mi 1:29 1 h 29 min 2.6 gal

Frequently Asked Questions

How much does it cost to drive from Round Rock to San Antonio?

Fuel cost: 12.6 USD

This fuel cost is calculated as: (Route length 96.9 mi) / (Fuel consumption 35.31 mpg) * (Fuel price 4.59 USD / gal)

You can adjust fuel consumption and fuel price here.

How long is a car ride from Round Rock to San Antonio?

Driving time: 1 h 29 min

This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.

  • 66 mi with a maximum speed 68 mph = 58 min
  • 8 mi with a maximum speed 65 mph = 7 min
  • 20 mi with a maximum speed 60 mph = 19 min
  • 3 mi with a maximum speed 50 mph = 3 min

The calculated driving time does not take into account intermediate stops and traffic jams.

How far is Round Rock to San Antonio by land?

The distance between Round Rock and San Antonio is 96.9 mi by road including 94.4 mi on motorways.

Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Round Rock and San Antonio respectively.

How far is Round Rock to San Antonio by plane?

The shortest distance (air line, as the crow flies) between Round Rock and San Antonio is 89.5 mi.

This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Round Rock and San Antonio respectively. Actual distance between airports may be different.

How many hours is Round Rock from San Antonio by plane?

Boeing 737 airliner needs 10 min to cover the distance of 89 mi at a cruising speed of 497 mph.

Small plane "Cessna 172" needs 39 min to flight this distance at average speed of 136 mph.

This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.

How long is a helicopter ride from Round Rock to San Antonio?

Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 36 min to cover the distance of 89 mi at a cruising speed of 149 mph.

Popular "Robinson R44" needs 41 min to flight this distance at average speed of 130 mph.

This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.

What city is halfway between Round Rock and San Antonio?

The halfway point between Round Rock and San Antonio is San Marcos. It is located about 1 mi from the exact midpoint by road.

The distance from San Marcos to Round Rock is 47 mi and driving will take about 43 min. The road between San Marcos and San Antonio has length 49 mi and will take approximately 45 min.

The other cities located close to halfway point:

  • Kyle is in 39 mi from Round Rock and 57 mi from San Antonio
  • New Braunfels is in 65 mi from Round Rock and 32 mi from San Antonio

Where is Round Rock in relation to San Antonio?

Round Rock is located 89 mi north-east of San Antonio.

Round Rock has geographic coordinates: latitude 30.50824, longitude -97.67889.

San Antonio has geographic coordinates: latitude 29.4246, longitude -98.49514.

Which highway goes from Round Rock to San Antonio?

The route from Round Rock to San Antonio follows I 35.

Other minor sections pass along the road:

  • US 290: 7 mi
  • I 410: 2 mi
The distance between Round Rock and San Antonio is ranked 6,919th in the ranking popularity.
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