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Trains from Cardiff Bay to Southampton Central

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CrossCountry
Great Western Railway

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  1. Home
  2. Train times
  3. Cardiff Bay to Southampton Central

Trains to Southampton Central from Cardiff Bay

First train

05:49

Last train

23:11

Departure stationCardiff Bay
Arrival stationSouthampton Central
Journey time

From 2h 48m

Distance

85 miles (137 km)

Frequency

21 trains per day

Changes

1 change

Train operators

CrossCountry, Great Western Railway, South Western Railway, Transport for Wales

Travelling from Cardiff Bay to Southampton Central by train

If you're planning to travel from Cardiff Bay to Southampton Central, we're here to help!

On average, the train journey from Cardiff Bay to Southampton Central takes around 4 hours 35 minutes. There are normally 21 trains per day travelling from Cardiff Bay to Southampton Central.

You'll have to make 1 change on your journey to Southampton Central, as there are no direct trains.

Great Western Railway, Transport for Wales, South Western Railway and CrossCountry trains run on this route.

Save money on your train tickets by booking in advance.

Use our Journey Planner to compare ticket prices and find the cheapest fares.

What do people frequently ask about the train journey from Cardiff Bay to Southampton Central?

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

How do I travel from Cardiff Bay to Southampton Central?

You can get from Cardiff Bay to Southampton Central by train in 4 hours and 35 minutes on average, with the fastest journeys taking just 2 hours and 48 minutes. Check out our Journey Planner for more details.

How long does the train from Cardiff Bay to Southampton Central take?

The average journey time by train between Cardiff Bay and Southampton Central is 4 hours and 35 minutes, with around 21 trains per day running on this route. 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 Cardiff Bay and Southampton Central by train?

The fastest journey time by train from Cardiff Bay to Southampton Central is 2 hours and 48 minutes.

Can you take a train directly from Cardiff Bay to Southampton Central?

No, there are no direct train services from Cardiff Bay to Southampton Central. Travelling from Cardiff Bay to Southampton Central by train will require a minimum of 1 change.

How do I find cheap train tickets from Cardiff Bay to Southampton Central?

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 Southampton Central 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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