Trains from Cardiff to London Paddington from $35.24*

Arriving in London Paddington

Every day, up to 34 train depart from Cardiff and arrive in London Paddington, with the shortest journey taking 1h 47m minutes.

Book cheap train tickets from Cardiff to London Paddington

Let's save unnecessary costs when traveling from Cardiff to London Paddington 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

By purchasing a Network Railcard for an affordable price per year, you can unlock incredible savings of up to 33.4% on every ticket for your travels in London and the South East. With this Railcard in hand, you'll be able to enjoy reduced costs on various ticket types, including Standard or Super-Off Peak train tickets. It's a fantastic opportunity to make your journeys more affordable and convenient.

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book them, the greater the savings. It's recommended to secure your Advance Tickets as soon as possible, ideally up to 12 weeks in advance. By doing so, you'll not only enjoy substantial discounts but also have peace of mind knowing that you've secured the most affordable option for your journey from Cardiff to London Paddington.

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, you can take advantage of group travel discounts. Many train companies offer GroupSave options that provide a discount of up to 1/3 on off-peak fares. This can make traveling from Cardiff to London Paddington more affordable for families, friends, or colleagues planning a trip together.