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Trains from Cardiff Bay to Severn Tunnel Junction

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CrossCountry
Great Western Railway

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  1. Home
  2. Train times
  3. Cardiff Bay to Severn Tunnel Junction

Trains to Severn Tunnel Junction from Cardiff Bay

First train

05:38

Last train

23:26

Departure stationCardiff Bay
Arrival stationSevern Tunnel Junction
Journey time

From 42m

Distance

19 miles (30 km)

Frequency

9 trains per day

Changes

2 changes

Train operators

CrossCountry, Great Western Railway, Transport for Wales

How to travel from Cardiff Bay to Severn Tunnel Junction by train

Want to find out more about taking the train from Cardiff Bay to Severn Tunnel Junction? Look no further.

You'll usually find 9 trains per day running between Cardiff Bay and Severn Tunnel Junction, which usually take 58 minutes to complete the 19 miles (30 km) journey. It can take as little as 42 minutes on the fastest services though, if you want to get there as quickly as possible. Although there aren't any direct services on this line, it's still easy to travel to Severn Tunnel Junction by train, you'll just need to make 2 changes along the way. Great Western Railway, Transport for Wales or CrossCountry are the main rail operators on this route, all of which offer modern trains with plenty of space for luggage and comfortable seating.

Use our Journey Planner at the top of the page to search for cheap ticket prices – we'll show you how much you can save on train tickets from Cardiff Bay to Severn Tunnel Junction if you book in advance. Travelling Off-Peak or using a Railcard can also help you save.

Keen to book your train tickets to Severn Tunnel Junction? No need to wait, start a search with us today! If you want to find out a bit more about the journey first, you can find our train timetable with live train times above, and tips on booking cheap tickets and our FAQs further down the page.

What do people frequently ask about the train journey from Cardiff Bay to Severn Tunnel Junction?

Want to know more about your journey from Cardiff Bay to Severn Tunnel Junction? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How do you get to Severn Tunnel Junction from Cardiff Bay?

To travel to Severn Tunnel Junction from Cardiff Bay, you can take the train - on average, the journey takes around 58 minutes, though the fastest trains can take 42 minutes. Use our Journey Planner to get more information.

How long is the train ride from Cardiff Bay to Severn Tunnel Junction?

Trains from Cardiff Bay to Severn Tunnel Junction take an average of 58 minutes, although on the fastest services it can take just 42 minutes. You'll usually find 9 trains per day on this route, so use our Journey Planner to check specific dates as times may vary.

What is the quickest journey time between Cardiff Bay and Severn Tunnel Junction by train?

The quickest journey time between Cardiff Bay and Severn Tunnel Junction by train is 42 minutes.

Are there direct trains from Cardiff Bay to Severn Tunnel Junction?

No, there are no direct trains running from Cardiff Bay to Severn Tunnel Junction, you’ll usually need to make at least 2 changes during the journey.

How do I find cheap train tickets from Cardiff Bay to Severn Tunnel Junction?

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 Cardiff Bay to Severn Tunnel Junction start at § 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 Cardiff Bay to Severn Tunnel Junction 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.
† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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