Trains from Southampton to Cardiff from $13.69*

Arriving in Cardiff

Take a look at the basic information from Southampton to Cardiff, departing from Southampton Central. It takes approximately 3h 30m to arrive at Cardiff Central.

Book cheap train tickets from Southampton to Cardiff

It doesn’t need to be difficult to find cheap train tickets from Southampton to Cardiff. If you know where to look and how to take advantage of available discounts and travel options, then saving money with Trip.com becomes second nature. Here are some of our top tips to help you save money on your train travel.

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.

Traveling during off-peak hours

The important thing to note about Off-Peak train tickets is the designated off-peak time. In large cities and towns, the off-peak time for train travel from Southampton to Cardiff usually starts at 9:30 am from Monday to Friday, while in other areas it starts at 9:00 am. By planning your journey during these off-peak hours, you can take advantage of cheaper and more comfortable train fares, ensuring a smoother travel experience and avoiding the crowded peak hours.

Split Tickets to save an average extra 30%

How can you make your journey from Southampton to Cardiff cheaper? One option to consider is splitting your tickets, which can save you around an extra 30% on fares. Instead of purchasing a direct ticket from A to B, you can split the route into two sections: A to C and C to B. This often turns out to be more affordable than buying a direct ticket.