Train Portsmouth to Swansea: Trip Overview
Please note, this information is subject to change.
Train Companies
Based on 41 reviews, the company was rated 3.9 stars on Busbud. Travelers were especially satisfied with the staff and the seats but often complained with the value for money. Great Western Railway ticket prices on this trip start at $75.00
Portsmouth to Swansea Train
With Busbud, comparing and booking tickets for a train from Portsmouth to Swansea is a breeze. Browse through an extensive selection of train fares and train schedules to find the best deals.
Train service from Portsmouth to Swansea will be provided by the most trusted companies.
Whether it is train tickets or first class train tickets going to Swansea from Portsmouth, we help you find what you're looking for based on how much of a budget you have.
Frequently asked questions for your trip Portsmouth - Swansea
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Portsmouth to Swansea was searched and found on Jun 15, 2025 with a price of $71To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Portsmouth to Swansea, as early as possible.
You can expect to pay from $71 to $361 for a train ticket from Portsmouth to Swansea based on the last 2 days. You can expect to find the cheapest price for the trip at $71 which is on 2025-06-15.
About Train Travel
Train Travel Tips
Taking the fastest trains allows you to travel at speeds greater than 300 km/h. Taking a trip from Portsmouth to Swansea is not only much quicker but more comfortable too! You can usually travel directly to the city centre and save time while you're at it.
No matter if you plan to take a regional or high-speed train to Swansea, the planet will thank you. You’ll help to protect the beautiful landscapes that will unfold before your very eyes.
By choosing the train between Portsmouth and Swansea, you emit up to 30 times less CO2 than for the same journey made by plane or car!
Create your own real life musical score by curating a personalized train travel playlist - the perfect accompaniment to your bus ride from Portsmouth to Swansea.
Did you know?
You can find the straightest railway in the world in Australia. This railway line is 478 kilometres long and is also considered the longest and straightest railway line in the world.
You can find dogs as passengers on the trains of Moscow, where there is a large number of stray dogs. Over time, the dogs have learned the inner workings of the rail system and it is not uncommon to find one traveling between the city and the suburbs.
Railway companies played a major role as early as 1883 in the use of time zones as we know them today.
Top Traveled Train Routes
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