- Must visit
The Alamo Exhibit at the Ralston Family Collections Center
Modern museum presenting artifacts and interpretation tied to the Alamo and Texas history. A strong companion to the historic mission site.
Cheapest price
$119
Average price
$143
Fastest journey
1 d 2 h 36 m
Average duration
1 d 3 h 16 m
Trains per day
2
Distance
1276 km
The best way to find a cheap train ticket from St. Louis, MO 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 St. Louis, MO to San Antonio, TX will cost around $143 if you buy it on the day, but the cheapest tickets can be found for only $119.
Of the 2 trains that leave St. Louis, MO for San Antonio, TX on Sat, Jul 11, 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sat, Jul 11 the direct trains cover the 1276 km distance in an average of 1 d 3 h 16 m but if you time it right, some trains will get you there in just 1 d 2 h 36 m .
On Sat, Jul 11 the slowest trains will take 1 d 3 h 56 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.




Omio recommends booking the train as it is the most popular option from St. Louis, MO to San Antonio, TX among Omio's users. If you are prioritising price take the train with prices starting from $116. For those with little time consider booking a flight which can get you there in 5h 23m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.4 - 1.1kg. The ticket price range depends on the travel mode: a train costs an average of $116, and a flight costs an average of $106.
Distance: 792 miles (1276 km)
Most popular Train | Bus | Flight | Driving |
|---|---|---|---|
$165 Average price Cheapest | $177 Average price | $233 Average price | $237 Average price (fuel + tolls) |
26h 58m Average total duration 26h 28m Onboard + 30m Additional time* | 22h 12m Average total duration 21h 42m Onboard + 30m Additional time* | 8h 23m Average total duration Fastest 5h 23m Onboard + 3h 0m Additional time* | 13h 48m Average total duration (door-to-door) |
0.4 - 1.1kg CO2 emissions Lowest | 1.3 - 3.2kg CO2 emissions | 3.8 - 7.7kg CO2 emissions | - CO2 emissions |
Direct Options | Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
This is compared to other travel options from St. Louis, MO to San Antonio, TX:
A train is $13 (€10) less than a bus for this route with tickets for a bus from St. Louis, MO to San Antonio, TX costing on average $177 (€146).
A train is $68 (€56) less than a flight for this route with tickets for a flight from St. Louis, MO to San Antonio, TX costing on average $233 (€191).
Other travel options to San Antonio, TX take longer:
Bus takes on average 21h 42m.
Train takes on average 26h 28m.
Tickets start at around {cheapestPrice} compared to roughly {drivingPriceInCents} in fuel and tolls — a saving of about {savingsAmount}. The journey takes {durationInMinutes} versus {drivingDurationInMinutes} by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Direct services run with Amtrak.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
The table below shows live departures for St. Louis, MO to San Antonio, TX trains for today, Thursday, July 9. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
21 Texas Eagle | 8:10 PM St. Louis Station, St. Louis, MO | 26h36 | 10:46 PM San Antonio Station, San Antonio, TX | 0 transfersDirect | |
| Friday, July 10 | |||||
![]() | 1:10 AM St. Louis, MO | 27h56 | 5:06 AM San Antonio, TX | 0 transfersDirect | |
![]() | 2:10 AM St. Louis, MO | 26h36 | 4:46 AM San Antonio, TX | 0 transfersDirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare train, bus, and flight 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.
Trains from St. Louis, MO to San Antonio, TX run on average 2 times per day, taking around 26h 28m. Cheap train tickets for this journey start at $116 (€96) but you can travel from only $106 (€87) by flight.
There are 1 trains per day. The earliest train runs at 06:48, the last at 20:10. The fastest train covers the 792 miles (1276 km) distance in 26h 34m.
Distance 792 miles (1276 km) |
Average train duration 26h 28m |
Cheapest ticket price $116 (€96) |
Trains per day 2 |
Direct trains 1 |
Fastest train 26h 34m |
First train 6:48 AM |
Last train 8:10 PM |
Cheapest Month Oct |
Cheapest Day Mon |
High Season Jan - Mar |
Low Season Jul - Sep |
Busiest Day Sat |
Least Busy Day Sat |
Best time to book 49 days |
Discover the best of San Antonio — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect San Antonio trip today.
Modern museum presenting artifacts and interpretation tied to the Alamo and Texas history. A strong companion to the historic mission site.
Major museum with global collections spanning ancient Mediterranean, Asian, Latin American, and contemporary art in a repurposed brewery complex.
Distinguished art museum in a Spanish Colonial Revival mansion, known for modern and contemporary art and a beautiful landscaped setting.
The city's signature pedestrian area with canals, bridges, landscaping, and easy access to major downtown sights.
Trendy mixed-use district centered on a historic brewery campus, now popular for strolling, design, and local culture.
Large public market district known for Mexican and Texan cultural atmosphere, shops, and frequent events.
San Antonio’s signature taco: a corn tortilla quickly fried so it puffs up, then filled with picadillo, chicken, beans, lettuce, cheese, and salsa.
A beloved Tex-Mex stew of slow-cooked beef in rich gravy, commonly served in tacos with flour or corn tortillas across San Antonio.
Weekend favorite in San Antonio, traditionally slow-cooked beef, often eaten in breakfast tacos with salsa on soft tortillas.
Well-regarded upscale restaurant offering contemporary American cuisine, polished service, and a date-night atmosphere near Southtown.
Established riverside spot in a historic home, best known for breakfast, brunch, baked goods, and classic Texas hospitality.
Acclaimed barbecue destination famous for smoked brisket, house-made sausages, and Texas-style sides in a casual setting.
Moderate by U.S. city standards. Hotels and meals are often cheaper than in New York or San Francisco, though tourist areas can cost more.
Tip 18-20% in restaurants; 20%+ for great service. Tip bartenders USD 1-2 per drink, round up taxis, and tip hotel staff and valets.
Find answers to the most common questions about traveling from St. Louis, MO to San Antonio, TX by train. 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 train, 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.

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