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Southampton to Cardiff train prices and times

Planning a journey from Southampton to Cardiff? Trip.com offers train tickets starting from as low as NZD 26.28, with average prices for this route around NZD 247.71. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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Departs	Arrives	Find Tickets
20:15 3h 15m, No direct Southampton Central	23:30 Cardiff Central	Find Tickets
20:23 3h 13m, No direct Southampton Airport Parkway	23:36 Cardiff Central	Find Tickets
20:33 3h 3m, No direct Southampton Airport Parkway	23:36 Cardiff Central	Find Tickets
21:02 11h 3m, No direct Southampton Airport Parkway	08:05 +1 Cardiff Central	Find Tickets
21:15 9h 6m, No direct Southampton Central	06:21 +1 Paris	Find Tickets

Southampton to Cardiff train route details

First train

07:00

Last train

21:15

Departure station

Southampton

Arrival station

Cardiff

Journey time

2h 39m

Distance

138 km

Price

NZD 26.28*

Train Operators

CrossCountry, Great Western Railway, South Western Railway

How to book cheap train tickets from Southampton to Cardiff

Travelling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Southampton to Cardiff. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays.

Using the Railcard for 1/3 off

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travellers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.

Split Tickets to save an average extra 30%

Splitting tickets involves buying separate, cheaper tickets for different parts of your journey on the same train instead of just one ticket for the entire trip. For instance, if you're travelling from Southampton to Cardiff, you might find that purchasing a ticket from A to C, then C to B costs less than a direct ticket. This method is perfectly legal and often doesn’t require leaving your seat.

Book in advance to save an average of 61%

Advance Tickets are typically released up to 12 weeks before the travel date and can offer significant savings compared to tickets purchased closer to departure. By planning your trip from Southampton to Cardiff ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.

Group travels to save 1/3

If you are travelling in a group, be sure to check out group travel discounts. Many train companies offer a ⅓ off standard fares for groups of three to nine people, making travelling from Southampton to Cardiff more affordable for families, friends, or colleagues planning a trip together.

Southampton to Cardiff train ticket types

Save money on your trip from Southampton to Cardiff with suitable train tickets. It's a great way to spend less!

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Why Book Train Tickets With Trip.com?

Best Price Promise
If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*
Split Tickets
Save an average of 30% on train fares by splitting your Southampton to Cardiff journey
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No Booking Fees on the App
Only pay for your train travel – no hidden fees

*After comparing the full year of 2023 for Split tickets and full-price tickets on Trip.com, the average savings rate for Split tickets is 30%.

Trains from Southampton to Cardiff from NZD 26.28

Save an average of 30%* with Split Tickets

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Southampton to Cardiff train prices and times

Southampton to Cardiff train route details