Trains from Southampton to Cardiff from $14.67*

Arriving in Cardiff

Trains traveling between Southampton and Cardiff usually start their journey from Southampton Airport Parkway and reach Cardiff Central. The duration of this trip is approximately 2h 13m.

Book cheap train tickets from Southampton to Cardiff

Let's save unnecessary costs when traveling from Southampton to Cardiff by taking trains. The best way to find cheap train tickets is through Trip.com. We offer various discounted tips that can guide you towards a more affordable journey, such as using Railcards, Season Tickets, or Split Tickets. Explore the options below for more choices.

Travel in a group to save 1/3

If you are planning a trip with a group of three to nine people, there's good news for you! You can take advantage of group travel discounts that are offered by many train companies. These discounts can save you up to 1/3 on off-peak fares, making your journey from Southampton to Cardiff more affordable. Whether you're traveling with your family, friends, or colleagues, the group save options make it easier for everyone to enjoy the benefits of discounted fares while embarking on a memorable trip together.

Book in advance to save an average of 61%

One of the most effective ways to get cheap train tickets is to book in advance. Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than purchasing tickets closer to the departure date. By planning your trip from Southampton to Cardiff ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.

Get 1/3 off with a Railcard

With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each designed to cater to specific groups of travelers. You can discover more about Railcards here.