Next departures for St. Louis to San Antonio on November 19
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Gateway Station
San Antonio Station
CheapestFastest
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Gateway Station
San Antonio Station
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Next departures for St. Louis to San Antonio on November 21
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Gateway Station
San Antonio Station
CheapestFastest
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Gateway Station
San Antonio Station
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Next departures for St. Louis to San Antonio on November 22
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Gateway Station
San Antonio Station
CheapestFastest
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Gateway Station
San Antonio Station
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Last refresh of the prices: Yesterday at 7:57 PM CST.
Compare 2 ways to go from St. Louis to San Antonio
We recommend taking the bus
Among the sustainable travel choices, the bus stands out as the good way to reach San Antonio. The journey takes about 22 hours 30 minutes and with fares starting at just $73, it presents an excellent value for a comfortable ride.
Based on 5593 reviews, the company was rated 4.1 stars on Busbud. Travelers were especially satisfied with the seats and the ticket access but often complained with the wifi. Amtrak ticket prices on this trip start at $112
Frequently asked questions about traveling from St. Louis to San Antonio, US by train
How much does a train ticket from St. Louis to San Antonio cost?
The average train ticket price from St. Louis to San Antonio is $131. The best way to find train tickets from St. Louis to San Antonio is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the train trip from St. Louis to San Antonio?
A train trip between St. Louis and San Antonio is around 1d 2h, although the fastest train will take about 1d 2h. This is the time it takes to travel the 793 miles that separates the two cities.
How many daily trains are there between St. Louis and San Antonio?
The number of trains from St. Louis to San Antonio can differ depending on the day of the week. On average, there is 1. Some trains are direct while others have layovers. Simplify your train trip from St. Louis to San Antonio by comparing and selecting the train that fits you travel style and budget on Busbud.
Which train companies travel from St. Louis to San Antonio?
When taking the train from St. Louis to San Antonio, you can travel comfortably and safely with Amtrak.
What are the best sights and things to do in San Antonio?
Once in San Antonio, you can explore the city. The top sights and things to do are Japanese Tea Garden, Ruby City, McNay Art Museum, The Alamo, Natural Bridge Caverns.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
Best price found
11/17
$125
11/18
$153
Today
$219
11/20
No data
11/21
$265
11/22
$183
11/23
$183
11/24
$183
The cheapest trip from St. Louis to San Antonio, US was searched and found on Nov 17, 2025 with a price of $125
To save money and be sure you have the best seat, it's a good idea to buy your train tickets from St. Louis to San Antonio, US, as early as possible.
You can expect to pay from $125 to $801 for a train ticket from St. Louis to San Antonio, US based on the last 2 days. You can expect to find the cheapest price for the trip at $183 which is on 2025-11-22.
What's the cheapest way to go from St. Louis to San Antonio, US?
The train is the cheapest travel choice for this destination
The best way to travel between St. Louis and San Antonio, US is by train. By choosing the train, you'll get to save some money as you travel to your destination, as ticket prices cost $131 on average. If you're on a budget, you'll find cheap tickets from $112. If you're looking for the fastest way to get to San Antonio, US, choose the train, as it will take you from St. Louis to San Antonio, US in about 22h 30m - that's the fastest way to get there!
The cheapest trip from St. Louis to San Antonio, US was searched and found on Nov 17, 2025 with a price of $125
The train is the cheapest travel choice for this destination
