Trains tickets from Austin, TX, US to San Diego, CA, US

Find cheapest prices for trains

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

Best price found
02/10
No data
03/10
No data
Today
US$259
05/10
No data
06/10
US$222
07/10
No data
08/10
US$188
09/10
No data
busbud logoThe cheapest trip from Austin, TX, US to San Diego, CA, US was searched and found on 8 Oct 2025 with a price of US$188

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

You can expect to pay from US$188 to US$279 for a train ticket from Austin, TX, US to San Diego, CA, US based on the last 2 days. You can expect to find the cheapest price for the trip at US$188, which is on 2025-10-08.

About Train Travel

Train Travel Tips

Taking the fastest trains allows you to travel at speeds greater than 300 km/h. Taking a trip from Austin to San Diego is not only much quicker but more comfortable too! You can usually travel directly to the city centre and save time while you're at it.

Whether you take a regional or high-speed train to San Diego, you’ll help reduce the environmental impact and carbon footprint of your trip. As you watch the landscapes unfold before your eyes, you can tell yourself that with this choice, you are making sure they remain protected.

The train emits up to 30x less CO2 for a trip between Austin and San Diego compared to the same trip made by plane or car. A truly ecological mode of transport that will allow you to easily reduce your carbon footprint.

Make a music playlist for your train ride from Austin to San Diego and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

One of the deepest train stations in the world is in Kiev. Located at a depth of 105m, it was designed in this way to serve as a shelter in the event of an attack. The second deepest station is in China. Badaling station is located 60m under the Great Wall of China!

New York holds the record for the most platforms and track numbers in a single station. Grand Central Station in Manhattan is one of the largest rail terminals in the world with more than 44 platforms and 67 tracks to accommodate passengers.

Some trains in Sweden can recover more than a fifth of the energy they use by braking. This is especially true with ore trains as they descend from Narvik to Kiruna.

Will you be returning to Austin, TX, US by train?

Train from San Diego, CA, US to Austin, TX, US

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud.com makes it easy for you to find, compare and book city-to-city bus tickets, all over the world. We save you the extra trip to the bus station. With several language and currency options available, Busbud seeks to cater to international bus travellers no matter where they are in the world. Busbud prides itself on its worldwide partnerships. We make it possible for you to buy tickets with its large network of trustworthy bus partners like Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

People from around the world trust Busbud

‌

Popular Trains Connecting Austin

Trains Leaving from Austin

Popular Trains Connecting San Diego

Trains Going to San Diego