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

The cheapest train tickets from Chicago to San Antonio start from PEN 425. The average price for this train route is around PEN 546. 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 PEN 407 | Refundable Tickets

Next available departures

Next departures for Chicago to San Antonio on April 23
Operated by	Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended	Price and booking link
		2:10pm	Chicago (Union Station), IL	1d 9h	12:06am	San Antonio Station	CheapestFastest
		2:10pm	Chicago (Union Station), IL	1d 9h	12:06am	San Antonio Station	No tags

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

Last refresh of the prices: Last Monday at 3:11 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 PEN 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 PricePEN 300 - PEN 1,323	Average Duration1d 7h	CO₂ emissions 42kg CO₂e
Train	Average PricePEN 425 - PEN 1,157	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 PEN 425

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 PEN 425. The average price for this train route is around PEN 546. 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

PEN 407

04/22

PEN 799

Today

PEN 527

04/24

PEN 640

04/25

PEN 474

04/26

No data

04/27

No data

04/28

PEN 856

The cheapest trip from Chicago to San Antonio, US was searched and found on Apr 21, 2026 with a price of PEN 407

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 PEN 407 to PEN 2,036 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 PEN 474 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 PricePEN 581	Daily Departures37
Vehicle TypeTrain	Travel Time1d 12h	Avg PricePEN 546	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 PEN 546 on average. If you're on a budget, you'll find cheap tickets from PEN 425. 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!