Arriving in London Paddington
With a journey time as short as 3h 37m, you can reach London Paddington from Carmarthen, with an average of 24 train per day.
Book cheap train tickets from Carmarthen to London Paddington
Let's save unnecessary costs when traveling from Carmarthen 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
For only a small annual fee, you can save 1/3 on most fares in South East England, including routes in and out of London, with the Network Railcard. Covering both standard and off-peak tickets, this railcard is particularly beneficial for those who travel regularly within this region.
Book in advance to save an average of 61%
Booking in advance is one of the most effective ways to get cheap train tickets. Advance Tickets are typically released up to 12 weeks before the travel date and can offer significant savings compared to purchasing tickets closer to the departure date. By planning your trip from Carmarthen to London Paddington ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.
Get 1/3 off with a Railcard
Various Railcards are available for different groups and can save you up to 1/3 on fares from Carmarthen to London Paddington. You can choose the 16–25 Railcard or Senior Railcard based on your age. Additionally, the Family & Friends Railcard or Two Together Railcard are good options for group travel.
*Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. Prices shown do not include split ticket and Railcard discounts.