Arriving in London
Trains traveling between Cardiff and London usually start their journey from Cardiff Central and reach London Paddington. The duration of this trip is approximately 1h 48m.
Book cheap train tickets from Cardiff to London
Let's save unnecessary costs when traveling from Cardiff 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.
Network Railcard for South East England
To further enhance your savings on train travel in South East England, consider obtaining a Network Railcard. For a nominal annual fee, this railcard allows you to save 1/3 on most fares, including routes to and from London. Whether you're purchasing standard or off-peak tickets, the Railcard proves to be highly advantageous for frequent travelers within this region.
Travel in a group to save 1/3
If you are traveling in a group of three to nine people, you can benefit from group travel discounts. Many train companies offer GroupSave options, which provide a discount of up to 1/3 on standard fares. This makes traveling from Cardiff to London more affordable for families, friends, or colleagues planning a trip together.
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.
*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.