Timetable

Train route

Cheap train tickets

Cardiff Bay to Severn Tunnel Junction train prices and times

Planning a journey from Cardiff Bay to Severn Tunnel Junction? Trip.com offers train tickets starting from as low as £ 11.90, with average prices for this route around £ 11.90. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

View More Trains

Departs	Arrives	Find Tickets
06:38 42m, No direct Cardiff Bay	07:20 Severn Tunnel Junction	Find Tickets
07:08 44m, No direct Cardiff Bay	07:52 Severn Tunnel Junction	Find Tickets
07:38 45m, No direct Cardiff Bay	08:23 Severn Tunnel Junction	Find Tickets
08:08 43m, No direct Cardiff Bay	08:51 Severn Tunnel Junction	Find Tickets
08:38 45m, No direct Cardiff Bay	09:23 Severn Tunnel Junction	Find Tickets
09:08 44m, No direct Cardiff Bay	09:52 Paris	Find Tickets

Cardiff Bay to Severn Tunnel Junction train route details

First train

06:38

Last train

23:54

Departure station

Cardiff Bay

Arrival station

Severn Tunnel Junction

Journey time

42m

Distance

30 km

Price

£ 11.90*

Train Operators

CrossCountry, Great Western Railway, Transport for Wales

How to book cheap train tickets from Cardiff Bay to Severn Tunnel Junction

Travelling in off-peak train times

We recommend buying train tickets from Cardiff Bay to Severn Tunnel Junction 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

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travellers, 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.

Split Tickets to save an average extra 30%

Another option to consider is splitting your tickets, which can save you around extra 30% on fares. Instead of purchasing a direct ticket from Cardiff Bay to Severn Tunnel Junction, you can split the route into two legs: A to C and C to B. This often turns out to be more affordable than buying a direct ticket, and you won’t even need to leave the train… or often your seat!.

Book in advance to save an average of 61%

Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than tickets purchased closer to departure. By planning your trip from Cardiff Bay to Severn Tunnel Junction ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.

Group travels to save 1/3

If you are travelling in a group, be sure to check out group travel discounts. Many train companies offer a ⅓ off standard fares for groups of three to nine people, making travelling from Cardiff Bay to Severn Tunnel Junction more affordable for families, friends, or colleagues planning a trip together.

Cardiff Bay to Severn Tunnel Junction train ticket types

There are various ticket types available for this route, each with different benefits and restrictions. Explore below to see which ticket type is best suited to your travel needs:

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Why Book Train Tickets With Trip.com?

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If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*
Split Tickets
Save an average of 30% on train fares by splitting your Cardiff Bay to Severn Tunnel Junction journey
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*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%.

Trains from Cardiff Bay to Severn Tunnel Junction from £ 11.90

Save an average of 30%* with Split Tickets

Cardiff Bay to Severn Tunnel Junction train prices and times

Cardiff Bay to Severn Tunnel Junction train route details