How much is the train ticket from Chicago to San Antonio?

The cheapest train tickets from Chicago to San Antonio start from CLP 109,825. The average price for this train route is around CLP 141,017. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

How long is the train journey from Chicago to San Antonio?

The average train ride duration from Chicago to San Antonio is 1d 12h, covering a distance of 1050 miles (1694 km). The quickest train can get you there in 1d 8h and is operated by Amtrak .

Which train operators service the Chicago to San Antonio route?

Several major train operators operate on this route with 3 trains available per day.

What is the earliest and latest departure time for the train from Chicago to San Antonio?

The earliest train departs from Chicago to San Antonio at 7:15am. And the latest train departs at 2:10pm.

Train Chicago to San Antonio from CLP 105,039 | Refundable Tickets

Next train departures

Next departures for Chicago to San Antonio on April 28
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	CheapestFastest
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on April 29
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	Cheapest
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	Fastest
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags

Next departures for Chicago to San Antonio on April 30
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	Cheapest
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	Fastest
Train	2:10pm	Chicago (Union Station), IL	1d 8h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags
Train	7:15am	Chicago (Union Station), IL	1d 15h	10:46pm	San Antonio Station	No tags

Last refresh of the prices: Yesterday at 9:10 PM CDT.

Compare 2 ways to go from Chicago to San Antonio

We recommend taking the bus

Among the sustainable travel choices, the Bus stands out as a good way to reach San Antonio. The journey takes about 1 day, 7 hours 10 minutes and with fares starting at just CLP 77,300, it presents an excellent value for a comfortable ride.

37bus per day

1d 7hAverage Duration

1047 milesDistance

42kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions	Actions
Bus	Average PriceCLP 77,300 - CLP 341,732	Average Duration1d 7h	CO₂ emissions 42kg CO₂e
Train	Average PriceCLP 109,825 - CLP 298,894	Average Duration1d 12h	CO₂ emissions 154kg CO₂e

Train Companies

Amtrak

4.1/55,789 reviews

Staff4.7

Timeliness3.8

Cleanliness4.5

Wifi3.6

Based on 5789 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 CLP 109,825

US train companies:Amtrak, Amtrak Acela, Brightline

Frequently asked questions about traveling from Chicago to San Antonio, US by train

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

How much is the train ticket from Chicago to San Antonio?
The cheapest train tickets from Chicago to San Antonio start from CLP 109,825. The average price for this train route is around CLP 141,017. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the train journey from Chicago to San Antonio?
The average train ride duration from Chicago to San Antonio is 1d 12h, covering a distance of 1050 miles (1694 km). The quickest train can get you there in 1d 8h and is operated by Amtrak.
Which train operators service the Chicago to San Antonio route?
Several major train operators operate on this route with 3 trains available per day.
What is the earliest and latest departure time for the train from Chicago to San Antonio?
The earliest train departs from Chicago to San Antonio at 7:15am. And the latest train departs at 2:10pm.

Find cheapest prices for trains

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

Best price found

04/21

CLP 105,039

04/22

CLP 206,424

Today

CLP 136,094

04/24

CLP 165,322

04/25

CLP 122,393

04/26

No data

04/27

No data

04/28

CLP 221,038

The cheapest trip from Chicago to San Antonio, US was searched and found on Apr 21, 2026 with a price of CLP 105,039

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

You can expect to pay from CLP 105,039 to CLP 526,106 for a train ticket from Chicago to San Antonio, US based on the last 2 days. You can expect to find the cheapest price for the trip at CLP 122,393 which is on 2026-04-25.

What's the cheapest way to go from Chicago to San Antonio, US?

The Train is the cheapest travel choice for this destination

Vehicle Type	Travel Time	Avg Price	Daily Departures
Vehicle TypeBus	Travel Time1d 7h	Avg PriceCLP 149,922	Daily Departures37
Vehicle TypeTrain	Travel Time1d 12h	Avg PriceCLP 141,017	Daily Departures3

The best way to travel between Chicago 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 CLP 141,017 on average. If you're on a budget, you'll find cheap tickets from CLP 109,825. If you're looking for the fastest way to get to San Antonio, US, choose the train, as it will take you from Chicago to San Antonio, US in about 1d 7h - that's the fastest way to get there!