Arriving in London
Every day, up to 3 train depart from Cardiff Bay and arrive in London, with the shortest journey taking 3h 3m minutes.
Book cheap train tickets from Cardiff Bay to London
Let's save unnecessary costs when traveling from Cardiff Bay to London 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.
Season Tickets for frequent travel
Are you frequently traveling between Cardiff Bay and London on a weekly, monthly, or annual basis? If so, it's highly recommended to consider getting Season Tickets. This ticket provides you with the convenience of unlimited travel during specific times, allowing you to freely hop on and off trains without worrying about individual ticket bookings. By opting for a Season Ticket, you can save yourself from the hassle of repeatedly purchasing tickets and avoid incurring unnecessary additional costs. It's a cost-effective and time-saving solution for your frequent journeys between Cardiff Bay and London.
Traveling during off-peak hours
Taking advantage of Off-Peak train tickets is another effective way to save money on your train journey from Cardiff Bay to London. These tickets are generally cheaper than peak-time tickets and can be used during less busy periods, typically outside of the morning and evening rush hours. If your schedule allows for flexibility, opting for off-peak hours can lead to substantial cost savings. It's important to note that in most cities and large towns, off-peak hours usually start at 09:30 from Monday to Friday, while in other areas, they typically begin at 09:00.
Get 1/3 off with a Railcard
Various Railcards are available for different groups and can save you up to 1/3 on fares from Cardiff Bay to London. You can choose the 16–25 Railcard or Senior Railcard based on your age. Additionally, the Family & Friends Railcard or Two Together Railcard are good options for group travel.
*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.