Trains from Cardiff Central to Portsmouth Harbour from $17.08*

Arriving in Portsmouth Harbour

Trains running from Cardiff Central to Portsmouth Harbour will typically take around at least 3h 24m and there is approximately 17 train running everyday.

Book cheap train tickets from Cardiff Central to Portsmouth Harbour

It doesn’t need to be difficult to find cheap train tickets from Cardiff Central to Portsmouth Harbour. 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 Cardiff Central to Portsmouth Harbour 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.

Get 1/3 off with a Railcard

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards available to cater to different groups of travelers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.

Split Tickets to save an average extra 30%

How can you make your journey from Cardiff Central to Portsmouth Harbour 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.