Train tickets from Chicago to San Antonio, US

Next train departures

Next departures for Chicago to San Antonio on November 22
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
AmtrakTrain
Chicago (Union Station), IL
San Antonio StationCheapestFastest
AmtrakTrain
Chicago (Union Station), IL
San Antonio StationNo tags
AmtrakTrain
Chicago (Union Station), IL
San Antonio StationNo tags
AmtrakTrain
Chicago (Union Station), IL
San Antonio StationNo tags
AmtrakTrain
Chicago (Union Station), IL
San Antonio StationNo tags

Last refresh of the prices: Yesterday at 7:45 PM CST.

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 the good way to reach San Antonio. The journey takes about 1 day, 3 hours 10 minutes and with fares starting at just $101, it presents an excellent value for a comfortable ride.

38bus per day
1d 3hAverage Duration
1050 milesDistance
42kgCO₂ emissions
Average Price$101 - $455Average Duration1d 3h
42kg CO₂e
Average Price$121 - $1,094Average Duration1d 12h
154kg CO₂e

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

Find cheapest prices for trains

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

Best price found
11/19
$192
11/20
$291
Today
$291
11/22
$291
11/23
$239
11/24
$413
11/25
$358
11/26
$276
busbud logoThe cheapest trip from Chicago to San Antonio, US was searched and found on Nov 19, 2025 with a price of $192

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 $192 to $1,532 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 $239 which is on 2025-11-23.

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

busbud logoThe train is the cheapest travel choice for this destination

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 $159 on average. If you're on a budget, you'll find cheap tickets from $121. 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 3h - that's the fastest way to get there!

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