Distance between San Marcos TX and San Antonio TX
The distance from San Marcos to San Antonio is 49 miles by road including 47 miles on motorways. Road takes approximately 46 minutes and goes through New Braunfels, Selma and Live Oak.
Shortest distance by air | 46 mi ✈️ |
Car route length | 49.1 mi 🚗 |
Driving time | 46 min |
Fuel amount | 1.4 gal |
Fuel cost | 6.5 USD |
Point | Distance | Time | Fuel | |
San Marcos | 0 mi | 00 min | 0.0 gal | |
Loop 82 I 35 17 mi, 15 min
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New Braunfels | 17 mi | 15 min | 0.3 gal | |
I 35 14 mi, 12 min
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Selma | 31 mi | 28 min | 0.8 gal | |
I 35 2 mi, 01 min
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Live Oak | 34 mi | 30 min | 0.9 gal | |
I 35 16 mi, 15 min
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San Antonio | 49 mi | 46 min | 1.3 gal |
Hotels of San Antonio
Frequently Asked Questions
How much does it cost to drive from San Marcos to San Antonio?
Fuel cost: 6.5 USD
This fuel cost is calculated as: (Route length 49.1 mi) / (Fuel consumption 35.31 mpg) * (Fuel price 4.64 USD / gal)
You can adjust fuel consumption and fuel price here.
How long is a car ride from San Marcos to San Antonio?
Driving time: 46 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 31 mi with a maximum speed 68 mph = 27 min
- 5 mi with a maximum speed 65 mph = 4 min
- 10 mi with a maximum speed 60 mph = 10 min
- 2 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 San Marcos to San Antonio by land?
The distance between San Marcos and San Antonio is 49.1 mi by road including 46.6 mi on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of San Marcos and San Antonio respectively.
How far is San Marcos to San Antonio by plane?
The shortest distance (air line, as the crow flies) between San Marcos and San Antonio is 46 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 San Marcos and San Antonio respectively. Actual distance between airports may be different.
How many hours is San Marcos from San Antonio by plane?
Boeing 737 airliner needs 5 min to cover the distance of 46 mi at a cruising speed of 497 mph.
Small plane "Cessna 172" needs 20 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 San Marcos to San Antonio?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 18 min to cover the distance of 46 mi at a cruising speed of 149 mph.
Popular "Robinson R44" needs 21 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 San Marcos and San Antonio?
The halfway point between San Marcos and San Antonio is Selma. It is located about 7 mi from the exact midpoint by road.
The distance from Selma to San Marcos is 31 mi and driving will take about 28 min. The road between Selma and San Antonio has length 18 mi and will take approximately 17 min.
The other cities located close to halfway point:
Where is San Marcos in relation to San Antonio?
San Marcos is located 46 mi north-east of San Antonio.
San Marcos has geographic coordinates: latitude 29.88264, longitude -97.94058.
San Antonio has geographic coordinates: latitude 29.4246, longitude -98.49514.
Which highway goes from San Marcos to San Antonio?
The route from San Marcos to San Antonio follows I 35.
Other minor sections pass along the road:
- I 410: 2 mi
- Loop 82: 1 mi