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London to Cardiff train prices and times

Looking to travel from London to Cardiff? You can buy train tickets with Trip.com for as low as £ 42.60, with average prices for this route around £ 32.00.

To get the best deals, we' d recommend buying in advance and researching alternatives such as split tickets.

  • Thu, Jul 31
    From £ 47.00
  • Fri, Aug 1
    From £ 47.30
  • Sat, Aug 2
    From £ 51.37
  • Sun, Aug 3
    From £ 128.87
  • Mon, Aug 4
    From £ 43.50
  • Tue, Aug 5
    From £ 47.00
  • Wed, Aug 6
    From £ 42.60
DepartsArrivesDurationOperator
Find Tickets
05:23
London Paddington
08:05
Cardiff Central
2h 42m, DirectGreat Western Railway
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06:28
Vauxhall
10:52
Cardiff Central
4h 24m, No directSouth Western RailwayGreat Western Railway
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06:48
London Paddington
08:39
Cardiff Central
1h 51m, DirectGreat Western Railway
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07:12
London Paddington
09:08
Cardiff Central
1h 56m, DirectGreat Western Railway
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07:41
Vauxhall
11:46
Cardiff Central
4h 5m, No directSouth Western RailwayGreat Western Railway
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07:48
London Paddington
09:35
Paris
1h 47m, DirectGreat Western Railway
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London to Cardiff train route details

First train
First train
05:23
Last train
Last train
23:32
Departure station
Departure station
London
Arrival station
Arrival station
Cardiff
Journey time
Journey time
1h 43m
Distance
Distance
211 km
Price
Price
£ 42.60*
Train Operators
Train Operators
Elizabeth line, CrossCountry, Great Western Railway

How to book cheap train tickets from London to Cardiff

Season Tickets for frequent travels

Season Tickets for frequent travels

Are you frequently traveling between London and Cardiff on a weekly, monthly, or annual basis? Season Tickets provide unlimited travel during specific times, allowing you to freely hop on and off trains between two stations without worrying about individual ticket bookings, and offering significant savings in the process.
Network Railcard for Southeast England

Network Railcard for Southeast England

To save on train travel in Southeast England, consider getting a Network Railcard. For a £30 annual fee, this railcard offers 1/3 off most fares, including routes to and from London. Whether for standard or off-peak tickets, it’s highly advantageous for frequent travellers within this region.
Travelling in off-peak train times

Travelling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from London to Cardiff. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays.
Using the Railcard for 1/3 off

Using the Railcard for 1/3 off

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 catering to specific groups of travellers. You can discover more about Railcards here.
Split Tickets to save an average extra 30%

Split Tickets to save an average extra 30%

Another option to consider is splitting your tickets, which can save you around extra 30% on fares. Instead of purchasing a direct ticket from London to Cardiff, you can split the route into two legs: A to C and C to B. This often turns out to be more affordable than buying a direct ticket, and you won’t even need to leave the train… or often your seat!.
Book in advance to save an average of 61%

Book in advance to save an average of 61%

Advance Tickets are typically released up to 12 weeks before the travel date and can offer significant savings compared to tickets purchased closer to departure. By planning your trip from London to Cardiff ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.
Group travels to save 1/3

Group travels to save 1/3

If you are planning a trip with a group of three to nine people, take advantage of ⅓ off standard fares with group travel discounts, offered by many train companies, perfect for journeys with your family, friends, or colleagues.

London to Cardiff train ticket types

Save money on your trip from London to Cardiff with suitable train tickets. It's a great way to spend less!

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best Price Promise

    If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*

  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your London to Cardiff journey

  • Split Tickets

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    Official train ticket sellers with 5-star customer service

  • Split Tickets

    No Booking Fees on the App

    Only pay for your train travel – no hidden fees

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*After comparing the full year of 2023 for Split tickets and full-price tickets on Trip.com, the average savings rate for Split tickets is 30%.