The cheapest and fastest buses from San Marcos, TX to San Antonio, TX
Cheapest price
$18
Average price
$18
Fastest journey
50 m
Average duration
54 m
Buses per day
9
Distance
74 km
The best way to find a cheap bus ticket from San Marcos, TX to San Antonio, TX is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from San Marcos, TX to San Antonio, TX will cost around $18 if you buy it on the day, but the cheapest tickets can be found for only $18.
Of the 9 buses that leave San Marcos, TX for San Antonio, TX on Sat, Jan 31, 9 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sat, Jan 31 the direct buses cover the 74 km distance in an average of 54 m but if you time it right, some buses will get you there in just 50 m .
On Sat, Jan 31 the slowest buses will take 1 h 5 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
FlixBus
FlixBus
FlixBus
FlixBus
FlixBus
FlixBus
FlixBus
FlixBus
FlixBusTravel Information
Compare train and bus for San Marcos, TX to San Antonio, TX
Omio recommends booking the bus as it is the most popular option from San Marcos, TX to San Antonio, TX among Omio's users. If you are prioritising price take the bus with prices starting from €20. For those with little time consider booking a bus which can get you there in 1h 6m. The ticket price range depends on the travel mode: a bus costs an average of €20, and a train costs an average of €59.
Distance: 45 miles (74 km)
Compare bus with
Most popular Bus | Train |
|---|---|
€20 Average price Cheapest | €59 Average price |
1h 36m Average total duration Fastest 1h 6m Onboard + 30m Additional time* | 3h 13m Average total duration 2h 43m Onboard + 30m Additional time* |
![]() Most popular bus company | ![]() Most popular train company |
Direct Options | Direct Options |
San Marcos, TX to San Antonio, TX Bus Timetables
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Valley Transit | Departure Time 11:59AM | Arrival Time 12:55PM | Duration 0h56 | Departure days Fri, Sat | Cheapest price $22 |
Operator FlixBus | Departure Time 02:45PM | Arrival Time 04:10PM | Duration 1h25 | Departure days Fri, Sat | Cheapest price $19 |
Operator FlixBus | Departure Time 08:20PM | Arrival Time 09:25PM | Duration 1h05 | Departure days Fri, Sat | Cheapest price $18 |
Operator FlixBus | Departure Time 10:35PM | Arrival Time 11:25PM | Duration 0h50 | Departure days Fri, Sat | Cheapest price $18 |
Operator FlixBus | Departure Time 11:30PM | Arrival Time 12:35AM | Duration 1h05 | Departure days Fri, Sat | Cheapest price $18 |
Live departures
San Marcos, TX to San Antonio, TX bus times
The table below shows live departures for San Marcos, TX to San Antonio, TX buses for tomorrow, Saturday, January 31. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
FlixBus | 2:20 AM San Marcos | 1h05 | 3:25 AM San Antonio, N St Mary's St (Greyhound), TX | 0 transfersDirect | |
FlixBus | 2:20 AM San Marcos | 0h50 | 3:10 AM San Antonio, Avenue A / Pearl Pkwy, TX | 0 transfersDirect | |
FlixBus | 4:35 AM San Marcos | 0h50 | 5:25 AM San Antonio, Avenue A / Pearl Pkwy, TX | 0 transfersDirect | |
FlixBus | 4:35 AM San Marcos | 1h05 | 5:40 AM San Antonio, N St Mary's St (Greyhound), TX | 0 transfersDirect | |
FlixBus | 5:30 AM San Marcos | 1h05 | 6:35 AM San Antonio, N St Mary's St (Greyhound), TX | 0 transfersDirect | |
FlixBus | 5:30 AM San Marcos | 0h50 | 6:20 AM San Antonio, Avenue A / Pearl Pkwy, TX | 0 transfersDirect | |
![]() | 5:59 PM San Marcos | 0h56 | 6:55 PM San Antonio, N St Mary's St (Greyhound), TX | 0 transfersDirect | |
FlixBus | 8:45 PM San Marcos | 1h25 | 10:10 PM San Antonio, N St Mary's St (Greyhound), TX | 0 transfersDirect | |
FlixBus | 8:45 PM San Marcos | 1h10 | 9:55 PM San Antonio, Avenue A / Pearl Pkwy, TX | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets San Marcos, TX to San Antonio, TX by train or bus
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Jan 31
Feb 01
Feb 02
Feb 03
Feb 04
Feb 05
Feb 06
Why should you book San Marcos, TX to San Antonio, TX buses with Omio?
Why book with Omio vs FlixBus?
- Compare with other providers: On Omio, you can not only buy tickets for FlixBus, but also compare tickets for the likes of Omnibus Express to find the best option for your trip from San Marcos, TX to San Antonio, TX.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare FlixBus with all available travel options, which are train and bus to ensure you get the best deal for traveling from San Marcos, TX to San Antonio, TX.
Why book with Omio over Wanderu?
- Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from San Marcos, TX to San Antonio, TX.
Journey information
Overview: Bus from San Marcos, TX to San Antonio, TX
Buses from San Marcos, TX to San Antonio, TX run on average 7 times per day, taking around 1h 6m. Cheap bus tickets for this journey start at $26 (€20) if you book in advance.
There are 7 buses per day. The earliest bus runs at 06:30, the last at 23:30. The fastest bus covers the 45 miles (74 km) distance in 1h 10m.
Distance 45 miles (74 km) |
Average bus duration 1h 6m |
Cheapest ticket price $26 (€20) |
Buses per day 7 |
Direct buses 7 |
Fastest bus 1h 10m |
First bus 06:30 |
Last bus 23:30 |
Bus providers: FlixBus, Omnibus Express from San Marcos, TX to San Antonio, TXYou can travel by bus between San Marcos, TX to San Antonio, TX with FlixBus, Omnibus Express for as low as $26 (€20). When you search for schedules and tickets, Omio will show you the best journey
FlixBus
Omnibus Express
FAQs: Bus from San Marcos, TX to San Antonio, TX
Find answers to the most common questions about traveling from San Marcos, TX to San Antonio, TX by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at San Antonio, TX, this guide helps you travel smarter and with confidence.

- FlixBus
- Assistance
- Priority boarding
- Wheelchair-accessible buses.
- The Alamo, a historic Spanish mission and site of the famous 1836 battle for Texan independence
- River Walk, a scenic network of walkways along the San Antonio River lined with shops and restaurants
- San Antonio Missions National Historical Park, a UNESCO World Heritage site preserving four Spanish frontier missions
- San Antonio Museum of Art, housing an extensive collection of art from around the world
- Tower of the Americas, offering panoramic views of the city from its observation deck and revolving restaurant.
- Explore the vibrant Pearl District, known for its trendy shops, restaurants, and farmers market
- take a boat tour along the San Antonio River for a unique perspective of the city
- visit the historic Market Square, a lively Mexican market with shops, food, and entertainment
- enjoy a day at Six Flags Fiesta Texas, an amusement park with thrilling rides and shows
- experience the San Antonio Zoo, home to a wide variety of animals and interactive exhibits.
- FlixBus
- You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
- FlixBus
- One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
- FlixBus
- Additional luggage can be purchased for a fee.
- FlixBus
- Small pets in carriers allowed
- guide dogs travel for free.
popular bus stations
Popular bus stations from San Marcos, TX to San Antonio, TX
Most popular bus connections from San Marcos, TX
More options for your journey from San Marcos, TX to San Antonio, TX
Here are some other resources that might have the information you need

