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Trains from Welwyn (All Stations) to
Cardiff Bay

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Welwyn (All Stations) to Cardiff Bay by train

Considering a train trip from Welwyn (All Stations) to Cardiff Bay? The journey typically lasts around 4hrs 21 mins and spans about 129 miles (208 kilometres). With approximately 31 trains running each day, you're spoiled for choice when scheduling your travel.

Welwyn (All Stations) to Cardiff Bay Key Stats

Arrival Station

Cardiff Bay

Departure Station

Welwyn (All Stations)

Frequency

31trains
per day

Journey Time

from3hrs 33 mins

Changes

4-4no direct
trains

First Train / Last Train

00:22 / 00:04

Distance

129miles
(208 km)

1 Routes

4 Train Operators

Travelling from Welwyn (All Stations) to Cardiff Bay by Train

Embark on a train journey from Welwyn (All Stations) to Cardiff Bay, and you'll find it's quicker than you might anticipate!

The typical travel time is about 4hrs 21 mins, but if you're in a hurry or just eager to arrive, the fastest trains can whisk you there in just 3hrs 33 mins. With approximately 31 trains running daily, you have a wealth of options to choose from. This scenic route, spanning 129 miles (208 km), generally involves just one transfer, and operators like Transport for Wales, Thameslink, Great Northern, GWR offer comfortable seating with plenty of room for your luggage.

Ready to secure those budget-friendly tickets? Use our Journey Planner to discover the latest deals and keep your travel costs down. Dive into more travel tips below or consult our timetable for up-to-date train schedules. All aboard for Cardiff Bay!

Journey Details

Frequently asked questions about journeys between Welwyn (All Stations) and Cardiff Bay

Curious about your trip from Welwyn (All Stations) to Cardiff Bay? We've put together answers to the most commonly asked questions from our customers to make planning your journey easier.

How long does it take to travel between Welwyn (All Stations) and Cardiff Bay by train?

The travel time between Welwyn (All Stations) and Cardiff Bay by train varies depending on the type of train and the route, but the average journey time is 4hrs 21 mins & the fastest journey takes 3hrs 33 mins.

What's the fastest journey time between Welwyn (All Stations) and Cardiff Bay by train?

The fastest journey time by train from Welwyn (All Stations) to Cardiff Bay is 3hrs 33 mins.

What are the departure and arrival times for trains between Welwyn (All Stations) and Cardiff Bay?

The departure and arrival times for trains between Welwyn (All Stations) and Cardiff Bay vary depending on the day of the week and the type of train. Generally, there are around 31 departures and arrivals throughout the day. The first departure is 00:22, and the last train of the day leaves at 00:04.

What is the difference between first class and standard class on trains between Welwyn (All Stations) and Cardiff Bay?

First class tickets on trains between Welwyn (All Stations) and Cardiff Bay typically offer more space, complimentary food and drink, and other amenities compared to standard class.

What amenities are available on trains between Welwyn (All Stations) and Cardiff Bay?

Amenities on trains between Welwyn (All Stations) and Cardiff Bay can include free Wi-Fi, power outlets, onboard catering, and comfortable seating.

What is the cheapest way to travel from Welwyn (All Stations) to Cardiff Bay by train?

By booking your tickets on traintickets.com! There are many ways to save on the cost of train travel between Welwyn (All Stations) and Cardiff Bay. On traintickets.com, we do all the work for you to find the cheapest way possible to get to Cardiff Bay, and can save you up to 90%! Simply search for your journey, and be assured we have found you the best possible price.

Is it possible to take a direct train from Welwyn (All Stations) to Cardiff Bay?

No, unfortunately there are no direct trains between Welwyn (All Stations) & Cardiff Bay. However, there are 31 possible journeys which require a change.

What train companies run services from Welwyn (All Stations) to Cardiff Bay?

Transport for Wales, Thameslink, Great Northern and GWR are the main train operating companies running services between Welwyn (All Stations) and Cardiff Bay.

Can I bring luggage on board trains between Welwyn (All Stations) and Cardiff Bay?

Yes, you can bring luggage on board trains between Welwyn (All Stations) and Cardiff Bay, but there may be limits on the number of bags or the size and weight of your luggage.

When are Welwyn (All Stations) to Cardiff Bay Train Times?

Check out the upcoming trains from Welwyn (All Stations) to Cardiff Bay on Friday 2nd May 2025, with our handy timetable below.

Alternatively, you can view the full day's schedule or search for a different date here!

Friday 2nd May
DepartsArrivesChangesVia StationsDurationOperator
19:21 Welwyn Garden City23:24 Cardiff Bay4 changesFinsbury Park
London Paddington
Cardiff Central
Cardiff Queen Street
4 hrs 3 mins Get Tickets
21:21 Welwyn Garden City06:36 Cardiff Bay4 changesFinsbury Park
London Paddington
Cardiff Central
Cardiff Queen Street
9 hrs 15 mins Get Tickets
23:30 Welwyn Garden City09:06 Cardiff Bay4 changesFinsbury Park
London Paddington
Cardiff Central
Cardiff Queen Street
9 hrs 36 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for Welwyn (All Stations) to Cardiff Bay journeys?

From booking in Advance, to our FairSplits, here are our tips for you to find the best price

Advance Tickets

A single ticket for one journey leaving at a specific date and time.

The rule is: the sooner you book the cheaper they are. Usually the cheapest, but least flexible.

Off-Peak & Super Off-Peak Tickets

Offering greater flexibility than Advances, Off-Peak tickets offer travel during less busy times of day trading off more flexibility in the Off-Peak windows but for still discounted fares.

Anytime Tickets

Anytime tickets are fully flexible allowing travel at any time of the day. Brilliant if you don’t want the pressure of clock watching, returning when you want

With our FairSplit technology, you can save up to 90% on the cost of train travel.

Split ticketing means that instead of purchasing one rail ticket for your journey we automatically find and help you book two or more tickets instead, covering exactly the same journey. We call it our FairSplit.

Travelling in a group? We can save you even more!

Unlike other split ticketing sites, you can enter multiple railcards in a single search on traintickets.com. We will find you the best price using all possible combinations of your railcards in conjunction with our split ticketing technology & GroupSave.

When you do a search on traintickets.com we check all the cheapest prices automatically

Welwyn (All Stations)

The following stations are part of this group. Click a station for more information.

Everything you need to know about Cardiff Bay Station

Explore Cardiff Bay Train Station: Your Gateway to Adventure

Looking to explore the beautiful Cardiff Bay area or need a convenient station for your daily commute? Cardiff Bay Train Station is a hub poised to cater to every traveler, whether you're visiting for leisure or business. Although a smaller station, it offers essential services to kickstart your journey with ease.

Facilities at Cardiff Bay Station

While Cardiff Bay Train Station may not boast extensive amenities, it does efficiently cover the key necessities for travelers. You won't find a ticket office but don’t fret! Ticket machines are there to facilitate collection of pre-purchased tickets, accept both cash and cards, and are accessible for all travelers, including those who use wheelchairs. Notably, the station provides step-free access from Bute Street and Lloyd George Avenue, maintaining its 'Category A' accessibility status.

For those curious about smart travel, Cardiff Bay does not issue smartcards, but validators are available for use. And should you need assistance, a help point is there, alongside departure and arrival screens, ensuring you’re kept in the loop about train statuses. Be sure to take advantage of the assistance service, which permits bookings up to two hours before your trip starts. Whenever needed, contacting the Transport for Wales Customer Relations team is a few clicks away.

Getting There and Away: Transport Connections

Effortlessly commute in and out of Cardiff Bay with the station’s array of transport links. A strategically placed rail replacement bus stop awaits on Bute Street, and bus services are conveniently available right outside the station. If you fancy cycling over public transport, Nextbike/Ovo bike sharing has you covered, with docking stations ready at Lloyd George Avenue for exploring the city on two wheels.

Travel Inspiration: Destinations from Cardiff Bay

Cardiff Bay is more than just a starting point; it’s a gateway to numerous popular destinations throughout Wales. Plan a quick trip to Cardiff Queen Street for shopping or head towards Cardiff Central for further connections. Delight in a scenic ride to Barry Island, or join the cultural festivities in Swansea. Whether for work or pleasure, hopping on a train from Cardiff Bay will take you anywhere you need to go with ease.

Wrap Up Your Cardiff Journey

While it may not resemble the grand European stations with vast facilities, Cardiff Bay Train Station still holds its charm. Simple, efficient, and conveniently located, it stands ready to cater to your travel needs without hassle. So, plan your trip, grab your tickets, and let Cardiff Bay Train Station be your gateway to exploring the vibrant scenes and serene landscapes of Wales.

Need more detailed travel information or want to organize your tickets beforehand? Visit National Rail's official website for a seamless experience.