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Trains from Cardiff Bay to Welwyn Garden City

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  1. Home
  2. Train times
  3. Cardiff Bay to Welwyn Garden City

Trains to Welwyn Garden City from Cardiff Bay

First train

05:56

Last train

22:54

Departure stationCardiff Bay
Arrival stationWelwyn Garden City
Journey time

From 3h 24m

Distance

129 miles (208 km)

Changes

4 changes

Train operators

Great Northern, Great Western Railway, Thameslink, Transport for Wales

What are the train times from Cardiff Bay to Welwyn Garden City?

Check out the next trains departing from Cardiff Bay to Welwyn Garden City for Tuesday 20th October 2026 using our handy timetable below, including platform and live travel information. You can view the full day timetable or search for a different date here.
DepartsArrivesDuration
11:5615:363h 40m, 4 changes
12:2616:063h 40m, 4 changes
12:5616:363h 40m, 4 changes
13:2617:143h 48m, 4 changes
13:5617:203h 24m, 5 changes
13:5617:273h 31m, 4 changes
14:2617:573h 31m, 4 changes
14:5618:273h 31m, 4 changes
15:2619:103h 44m, 4 changes
15:5619:443h 48m, 4 changes

Travel by train from Cardiff Bay to Welwyn Garden City

Looking to travel from Cardiff Bay to Welwyn Garden City by train? You've come to the right place!

Generally, the train from Cardiff Bay to Welwyn Garden City takes around 4 hours 50 minutes, but can take just 3 hours 24 minutes on the fastest services. There are up to 0 trains per day from Cardiff Bay to Welwyn Garden City.

You'll need to make 4 changes along the way as there aren't any direct services on this line.

Great Western Railway, Transport for Wales and Thameslink trains operate on this route.

Booking early is one of the most effective ways to save money.

Start your search for train tickets from Cardiff Bay to Welwyn Garden City in our Journey Planner.

What do people frequently ask about the train journey from Cardiff Bay to Welwyn Garden City?

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

How fast can trains travel from Cardiff Bay to Welwyn Garden City?

The fastest time a train can travel the 129 miles (208 km) from Cardiff Bay to Welwyn Garden City is 3 hours and 24 minutes.

Are there any direct trains from Cardiff Bay to Welwyn Garden City?

There are no direct trains that run between Cardiff Bay and Welwyn Garden City. You’ll need to make at least 4 changes along the way.

How far is the train ride from Cardiff Bay to Welwyn Garden City?

The train ride from Cardiff Bay to Welwyn Garden City covers a distance of around 129 miles (208 km). The quickest journeys on this route can take 3 hours and 24 minutes.

What is the best way to travel to Welwyn Garden City from Cardiff Bay?

With the fastest journeys taking just 3 hours and 24 minutes, we think the best way to travel between Cardiff Bay and Welwyn Garden City is to take the train! Check out our Journey Planner for times, tickets and prices, or explore the classes and onboard services available on the train.

How do I find cheap train tickets from Cardiff Bay to Welwyn Garden City?

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. 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.

2. 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.

3. 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.

4. 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.

5. 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 Welwyn Garden City 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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