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Sudbury (Suffolk) to Cardiff Bay by train

First train

09:26

Last train

18:26

Departure station

Sudbury (Suffolk)

Arrival station

Cardiff Bay

Journey time

From 4h 38m

Distance

171 miles (276 km)

Frequency

10 trains per day

Changes

5 changes

Train operators

Great Western Railway, Greater Anglia, Transport for Wales

Travel from Sudbury (Suffolk) to Cardiff Bay by train in 4 hours 38 minutes

If you want to know more about the journey from Sudbury (Suffolk) to Cardiff Bay by train, look no further!

The average journey time from Sudbury (Suffolk) to Cardiff Bay by train is 6 hours 55 minutes, although on the fastest services it can take just 4 hours 38 minutes. You'll usually find 10 trains per day travelling the 171 miles (276 km) between these two destinations. You'll need to make 5 changes along the way to Cardiff Bay. You'll be travelling with Great Western Railway, Greater Anglia or Transport for Wales on your way to Cardiff Bay, as these are the main rail operators on this route.

Plan your trip ahead and book your train tickets in advance if you want to snap up the cheapest fares. Travelling Off-Peak or using a Railcard are also great ways to save. Just start a search in our Journey Planner to view the latest prices for trains from Sudbury (Suffolk) to Cardiff Bay.

Keep reading for more information about the train journey to Cardiff Bay, including FAQs, and tips on booking cheap train tickets. Check the timetable above for live train times or if you're ready to book, just start a search for tickets with us today.

Journey details

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

How long does the train from Sudbury (Suffolk) to Cardiff Bay take?

The average journey time by train between Sudbury (Suffolk) and Cardiff Bay is 6 hours and 55 minutes, with around 10 trains per day. The journey time may be longer on weekends and holidays, so use our Journey Planner on this page to search for a specific travel date.

What's the fastest journey time between Sudbury (Suffolk) and Cardiff Bay by train?

The fastest journey time by train from Sudbury (Suffolk) to Cardiff Bay is 4 hours and 38 minutes.

Is there a direct train from Sudbury (Suffolk) to Cardiff Bay?

No, there are no direct train services from Sudbury (Suffolk) to Cardiff Bay. Travelling from Sudbury (Suffolk) to Cardiff Bay by train will require a minimum of 5 changes.

What time does the first train from Sudbury (Suffolk) to Cardiff Bay leave?

The first train from Sudbury (Suffolk) to Cardiff Bay leaves at 09:26. Times and services may vary during weekends and holidays.

What time does the last train from Sudbury (Suffolk) to Cardiff Bay leave?

The last train from Sudbury (Suffolk) to Cardiff Bay leaves at 18:26. Trains that depart in the early morning hours or very late evening may be sleeper services, time and services may also vary during weekends and holidays.

What's the distance between Sudbury (Suffolk) and Cardiff Bay by train?

Trains travelling from Sudbury (Suffolk) to Cardiff Bay cover a distance of around 171 miles (276 km) during the journey.

Cheap train tickets from Sudbury (Suffolk) to Cardiff Bay

Book in advance

Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.

Consider a Season Ticket

If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Sudbury (Suffolk) to Cardiff Bay is right for you.

Use your Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.

Split your tickets

Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

† 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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