Great Western Railway
Transport for Wales
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Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.
Trains to Llanelli from Merthyr Tydfil
It takes an average of 3h 26m to travel from Merthyr Tydfil to Llanelli by train, over a distance of around 34 miles (55 km). There are normally 24 trains per day travelling from Merthyr Tydfil to Llanelli and tickets for this journey start from £14.20 when you book in advance.
| First train | 05:09 | |
|---|---|---|
| Last train | 21:39 | |
| Departure station | Merthyr Tydfil | |
| Arrival station | Llanelli | |
| Journey time | From 2h 21m | |
| Distance | 34 miles (55 km) | |
| Frequency | 24 trains per day | |
| Changes | 1 change | |
| Price | From £14.20 | |
| Train operators |
Travel by train from Merthyr Tydfil to Llanelli
Looking to travel from Merthyr Tydfil to Llanelli by train? You've come to the right place!
Generally, the train from Merthyr Tydfil to Llanelli takes around 3 hours 26 minutes, but can take just 2 hours 21 minutes on the fastest services. There are up to 24 trains per day from Merthyr Tydfil to Llanelli.
You'll need to make 1 change along the way as there aren't any direct services on this line.
Great Western Railway and Transport for Wales trains run on this route.
Book your ticket from £14.20 for this journey. Booking early is one of the most effective ways to save money.
Start your search for train tickets from Merthyr Tydfil to Llanelli in our Journey Planner.
What do people frequently ask about the train journey from Merthyr Tydfil to Llanelli?
Want to know more about your journey from Merthyr Tydfil to Llanelli? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.
Are there direct trains from Merthyr Tydfil to Llanelli?
What's the distance between Merthyr Tydfil and Llanelli by train?
Can you travel from Merthyr Tydfil to Llanelli without taking a flight?
What is the best way to get to Llanelli from Merthyr Tydfil?
What time is the first train from Merthyr Tydfil to Llanelli?
What time is the last train from Merthyr Tydfil to Llanelli?
How often do trains go from Merthyr Tydfil to Llanelli?
Do you need to prebook train tickets from Merthyr Tydfil to Llanelli?
Is there a return trip from Merthyr Tydfil to Llanelli?
How do I find cheap train tickets from Merthyr Tydfil to Llanelli?
As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.
1. Book in advance
Train tickets from Merthyr Tydfil to Llanelli start at £14.20§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time, and these can be cheaper than tickets bought on the day of travel.
2. Sign up to Ticket Alert
If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.
3. Use a Railcard
National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.
4. Book split tickets
Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.
5. Travel Off-Peak
If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.
6. Consider a Season Ticket
Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Merthyr Tydfil to Llanelli is right for you.
For more money-saving tips on UK and European train travel, read our cheap train tickets guide.
§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.