Trains tickets from London to Cardiff

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TodayApr 25
TomorrowApr 26
SunApr 27
MonApr 28
from $45
TueApr 29
WedApr 30
ThuMay 1
FriMay 2

Trains leaving Monday

One passenger / one way

  • This trip is recommended because it is: Cheapest
    Departure time: April 28 at
    Departure city: London
    Departure location: London Paddington
    Arrival time: April 28 at
    Destination city: Cardiff
    Destination location: Cardiff Central
    Operated by: Great Western RailwayGreat Western Railway
    Vehicle: TrainDuration:
  • This trip is recommended because it is: Fastest
    Departure time: April 28 at
    Departure city: London
    Departure location: London Paddington
    Arrival time: April 28 at
    Destination city: Cardiff
    Destination location: Cardiff Central
    Operated by: Great Western RailwayGreat Western Railway
    Vehicle: TrainDuration:
  • Departure time: April 28 at
    Departure city: London
    Departure location: London Paddington
    Arrival time: April 28 at
    Destination city: Cardiff
    Destination location: Cardiff Central
    Operated by: Great Western RailwayGreat Western Railway
    Vehicle: TrainDuration:
  • Departure time: April 28 at
    Departure city: London
    Departure location: London Paddington
    Arrival time: April 28 at
    Destination city: Cardiff
    Destination location: Cardiff Central
    Operated by: Great Western RailwayGreat Western Railway
    Vehicle: TrainDuration:
  • Departure time: April 28 at
    Departure city: London
    Departure location: London Paddington
    Arrival time: April 28 at
    Destination city: Cardiff
    Destination location: Cardiff Central
    Operated by: Great Western RailwayGreat Western Railway
    Vehicle: TrainDuration:

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Train London to Cardiff: Trip Overview

Please note, this information is subject to change.

Average ticket price$92
Average train trip duration1h 50m
Number of daily trains14
Earliest train departure7:00am
Distance129 miles (208 km)
Latest train departure10:49pm

London to Cardiff Train

Busbud shows you the best train ticket fares and train schedules so you can easily plan and book a trip by train from London to Cardiff.

We make it our job to connect you with the most dependable companies that offer train service from London to Cardiff.

Whether it is train tickets or first class train tickets going to Cardiff from London, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions for your trip London - Cardiff

Find cheapest prices for trains

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
04/23
$82
04/24
$87
Today
No data
04/26
No data
04/27
No data
04/28
$45
04/29
No data
04/30
No data
busbud logoThe cheapest trip from London to Cardiff was searched and found on Apr 28, 2025 with a price of $45

To save money and be sure you have the best seat, it's a good idea to buy your train tickets from London to Cardiff, as early as possible.

You can expect to pay from $45 to $288 for a train ticket from London to Cardiff based on the last 2 days. You can expect to find the cheapest price for the trip at $45 which is on 2025-04-28.

About Train Travel

Train Travel Tips

Do you like to go fast? With high-speed trains going faster than 300 km/h on certain routes, the time will fly by. Taking a train between London and Cardiff is also a great way to travel to arrive in the city centre and save more time for your stay in Cardiff.

Whether you take a regional or high-speed train to Cardiff, you’ll help reduce the environmental impact and carbon footprint of your trip. As you watch the landscapes unfold before your eyes, you can tell yourself that with this choice, you are making sure they remain protected.

By choosing the train between London and Cardiff, you emit up to 30 times less CO2 than for the same journey made by plane or car!

Tune out to the fine sounds of your best music playlist on your train trip from London to Cardiff while indulging in miles on end of beautiful scenic views.

Did you know?

You can find dogs as passengers on the trains of Moscow, where there is a large number of stray dogs. Over time, the dogs have learned the inner workings of the rail system and it is not uncommon to find one traveling between the city and the suburbs.

You can find the straightest railway in the world in Australia. This railway line is 478 kilometres long and is also considered the longest and straightest railway line in the world.

Some trains in Sweden can recover more than a fifth of the energy they use by braking. This is especially true with ore trains as they descend from Narvik to Kiruna.

Will you be returning to London by train?

Train from Cardiff to London

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