Arriving in Swansea
Every day, up to 34 train depart from Carmarthen and arrive in Swansea, with the shortest journey taking 42m minutes.
Book cheap train tickets from Carmarthen to Swansea
Let's save unnecessary costs when traveling from Carmarthen to Swansea 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.
Traveling during off-peak hours
Off-Peak train tickets are generally cheaper than peak-time tickets and can be used on services that are less busy, typically outside the morning and evening rush hours. If your schedule allows flexibility, choosing off-peak hours for your trip from Carmarthen to Swansea can result in significant cost savings. In most cities and large towns, off-peak hours usually start at 09:30 from Monday to Friday. In other areas, they typically begin at 09:00.
Get 1/3 off with a Railcard
Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards available to cater to different groups of travelers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.
Travel in a group to save 1/3
If you are traveling in a group of three to nine people, you can benefit from group travel discounts. Many train companies offer GroupSave options, which provide a discount of up to 1/3 on standard fares. This makes traveling from Carmarthen to Swansea more affordable for families, friends, or colleagues planning a trip together.
*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.