Timetable
Train route
Travel guide
Cheap train tickets
  1. Trip.com
  2. Trains
  3. UK Trains
  4. Route
  5. Merthyr Tydfil to London Trains
UK Trains New User Gifts 2% off trains

  • 2% OFF

    Jun 19, 2024-Jun 20, 2026

    2% OFF UK Train New User Promo Code

    Jun 19, 2024-Jun 20, 2026

Merthyr Tydfil to London train prices and times

Looking to travel from Merthyr Tydfil to London? You can buy train tickets with Trip.com for as low as £16.25, with average prices for this route around £32.50.

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

  • Fri, Aug 1
    From £32.50
  • Sat, Aug 2
    From £32.50
  • Sun, Aug 3
    From £32.50
  • Mon, Aug 4
    From £32.50
  • Tue, Aug 5
    From £32.50
  • Wed, Aug 6
    From £16.25
  • Thu, Aug 7
    From £32.50
DepartsArrivesDurationOperator
Find Tickets
06:09
Merthyr Tydfil
09:12
London Paddington
3h 3m, No directTransport for WalesGreat Western Railway
Find Tickets
06:39
Merthyr Tydfil
09:44
London Paddington
3h 5m, No directTransport for WalesGreat Western Railway
Find Tickets
07:09
Merthyr Tydfil
10:35
London Paddington
3h 26m, No directTransport for WalesGreat Western Railway
Find Tickets
08:09
Merthyr Tydfil
11:20
London Paddington
3h 11m, No directTransport for WalesGreat Western Railway
Find Tickets
08:39
Merthyr Tydfil
11:46
London Paddington
3h 7m, No directTransport for WalesGreat Western Railway
Find Tickets
09:39
Merthyr Tydfil
12:49
Paris
3h 10m, No directTransport for WalesGreat Western Railway
Find Tickets
View More Trains

Merthyr Tydfil to London train route details

First train
First train
06:09
Last train
Last train
22:37
Departure station
Departure station
Merthyr Tydfil
Arrival station
Arrival station
London
Journey time
Journey time
3h 2m
Distance
Distance
141 miles
Price
Price
£16.25*
Train Operators
Train Operators
Great Western Railway, Transport for Wales

How to book cheap train tickets from Merthyr Tydfil to London

Season Tickets for frequent travels

Season Tickets for frequent travels

Are you frequently traveling between Merthyr Tydfil and London 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

By purchasing a Network Railcard for only £30 per year, unlock incredible savings of up to 1/3 on every ticket for your travels within London and the South East. With this Railcard in hand, you can enjoy reduced costs on various ticket types, including Standard or Super Off-Peak Tickets.
Travelling in off-peak train times

Travelling in off-peak train times

We recommend buying train tickets from Merthyr Tydfil to London during off-peak hours. These times are usually before 06:30, between 09:30 and 16:00, and after 19:00 on weekdays, as well as all day on weekends and bank holidays. Choosing Off-Peak train tickets means benefiting from cheaper fares and less crowded trains, making your journey more enjoyable.
Using the Railcard for 1/3 off

Using the Railcard for 1/3 off

You can choose a Railcard to help you save up to 1/3 on fares from Merthyr Tydfil to London for various reasons, such as your age (including the 16-25 Railcard or Senior Railcard) or options geared towards group travel (Family & Friends Railcard and Two Together Railcard). Discover more here.
Split Tickets to save an average extra 30%

Split Tickets to save an average extra 30%

Splitting tickets is a perfectly legal practice that involves purchasing separate, cheaper tickets for different segments of your journey on the same train instead of a single ticket for the entire trip. For example, if you are travelling from Merthyr Tydfil to London, you might discover that buying a ticket from A to C, and then another ticket from C to B, is more economical than a direct ticket.
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 Merthyr Tydfil to London 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 travelling in a group of three to nine people, take advantage of group travel discounts, offered by most train companies, for a discount of up to 1/3 on standard fares. This can make travelling from Merthyr Tydfil to London more affordable for families, friends, or colleagues planning a trip together.

Merthyr Tydfil to London train ticket types

Here are different ticket types available for this route, each with its own benefits and restrictions. Here are the options to consider:

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 Merthyr Tydfil to London journey

  • Split Tickets

    National Rail Partners

    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

Recommendations

  • Trains from Merthyr Tydfil

  • Trains to London

  • Popular Routes

  • Top Destinations

  • Popular stations

*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%.