What is the travel distance from San Marcos to San Antonio?

San Marcos and San Antonio are 67 km (42 miles) apart.

What are the departure and arrival locations for buses traveling from San Marcos to San Antonio?

Buses departing from San Marcos Station in San Marcos will take you to Tornado I-35 in San Antonio.

Bus San Marcos to San Antonio from $11 | Refundable Tickets

Next bus departures

Next departures for San Marcos to San Antonio on November 10
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	11:30pm	San Marcos Station	1h 5m	12:35am	San Antonio Bus Station	Cheapest
Bus	10:20pm	San Marcos Station	50m	11:10pm	Pearl District	Fastest
Bus	10:20pm	San Marcos Station	1h 5m	11:25pm	San Antonio Bus Station	No tags
Bus	11:30pm	San Marcos Station	50m	12:20am	Pearl District	No tags

Next departures for San Marcos to San Antonio on November 11
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	10:20pm	San Marcos Station	1h 5m	11:25pm	San Antonio Bus Station	Cheapest
Bus	10:20pm	San Marcos Station	50m	11:10pm	Pearl District	Fastest
Bus	11:59am	San Marcos Station	56m	12:55pm	San Antonio Bus Station	No tags
Bus	2:45pm	San Marcos Station	1h 25m	4:10pm	San Antonio Bus Station	No tags
Bus	11:40pm	Restaurant Mazatlan	50m	12:30am	Tornado I-35	No tags
Bus	2:45pm	San Marcos Station	1h 10m	3:55pm	Pearl District	No tags
Bus	11:00pm	Restaurant Mazatlan	50m	11:50pm	Tornado I-35	No tags
Bus	10:05pm	Restaurant Mazatlan	1h	11:05pm	Tornado I-35	No tags

Next departures for San Marcos to San Antonio on November 14
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	11:30pm	San Marcos Station	1h 5m	12:35am	San Antonio Bus Station	Cheapest
Bus	8:20pm	San Marcos Station	50m	9:10pm	Pearl District	Fastest
Bus	11:59am	San Marcos Station	56m	12:55pm	San Antonio Bus Station	No tags
Bus	2:45pm	San Marcos Station	1h 25m	4:10pm	San Antonio Bus Station	No tags
Bus	11:40pm	Restaurant Mazatlan	50m	12:30am	Tornado I-35	No tags
Bus	8:20pm	San Marcos Station	1h 5m	9:25pm	San Antonio Bus Station	No tags
Bus	11:00pm	Restaurant Mazatlan	50m	11:50pm	Tornado I-35	No tags
Bus	10:35pm	San Marcos Station	1h 5m	11:40pm	San Antonio Bus Station	No tags

Last refresh of the prices: Yesterday at 5:45 PM CST.

Compare 2 ways to go from San Marcos to San Antonio

We recommend taking the train

Among the sustainable travel choices, the train stands out as a good way to reach San Antonio. The journey takes about 2 hours 43 minutes, and with fares starting at just $18, it presents an excellent value for a comfortable ride.

1train per day

2h 43mAverage Duration

73 kmDistance

7kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions
Bus	Average Price$21 - $122	Average Duration1h	CO₂ emissions 2kg CO₂e
Train	Average Price$18 - $21	Average Duration2h 43m	CO₂ emissions 7kg CO₂e

Compare bus companies

Tornado Bus

3/5155 reviews

Staff4.5

Timeliness3.2

Cleanliness4.5

Wifi3.7

FlixBus

3.5/511,271 reviews

Staff4.1

Timeliness3.9

Cleanliness4.1

Wifi2.7

Valley Transit

3/533 reviews

Staff3.8

Timeliness3.4

Cleanliness2.9

Wifi2.3

US Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Where are the popular stops in San Marcos and San Antonio?

Stops in San Marcos

A - San Marcos Station

B - San Marcos Bus Stop (Victoria Secret)

C - San Marcos Bus Stop

Stops in San Antonio

A - Tornado I-35

B - San Antonio Bus Station

C - San Antonio, TX

D - 4407 S PanAm Expy #101

Frequently asked questions about travelling from San Marcos, TX, US to San Antonio, US by bus

What is the travel distance from San Marcos to San Antonio?
San Marcos and San Antonio are 67 km (42 miles) apart.
What are the departure and arrival locations for buses traveling from San Marcos to San Antonio?
Buses departing from San Marcos Station in San Marcos will take you to Tornado I-35 in San Antonio.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

11-08

$13

11-09

$15

Today

$13

11-11

$14

11-12

$13

11-13

$13

11-14

$13

11-15

$13

The cheapest trip from San Marcos, TX, US to San Antonio, US was searched and found on Nov 8, 2025 with a price of $13

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from San Marcos, TX, US to San Antonio, US, as early as possible.

You can expect to pay from $13 to $115 for a bus ticket from San Marcos, TX, US to San Antonio, US based on the last 2 days. You can expect to find the cheapest price for the trip at $13 which is on 2025-11-12.

Usually Tornado Bus will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.