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Southampton to Cardiff Train prices and times

Use Trip.com to buy tickets from Southampton to Cardiff, starting from OMR 5.800 and averaging OMR 54.660. The entire journey takes no more than 2 hours 39 minutes. If you want to get a greater discounts, consider purchasing split tickets. Additionally, buying in advance is also good choice.

View More Trains
DepartureArrivalOperator
Find Tickets
13:23
2 hours 49 minutes, Changes required
Southampton Airport Parkway
16:12
Cardiff Central
CrossCountryGreat Western Railway
Find Tickets
13:33
2 hours 39 minutes, Changes required
Southampton Airport Parkway
16:12
Cardiff Central
South Western RailwayGreat Western Railway
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14:10
3 hours 19 minutes, Changes required
Southampton Central
17:29
Cardiff Central
Great Western Railway
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14:23
3 hours 6 minutes, Changes required
Southampton Airport Parkway
17:29
Cardiff Central
CrossCountryGreat Western Railway
Find Tickets
14:23
3 hours 15 minutes, Changes required
Southampton Airport Parkway
17:38
Cardiff Central
CrossCountryGreat Western Railway
Find Tickets
14:33
3 hours 5 minutes, Changes required
Southampton Airport Parkway
17:38
Paris
South Western RailwayGreat Western Railway
Find Tickets

Southampton to Cardiff Train Route Details

First train
First train
07:00
Last train
Last train
21:15
Departure station
Departure station
Southampton
Arrival station
Arrival station
Cardiff
Journey time
Journey time
2 hours 39 minutes
Distance
Distance
138 km
Price
Price
OMR 5.800*
Train operators
Train operators
CrossCountry, Great Western Railway, South Western Railway

How to book cheap train tickets from Southampton to Cardiff

Traveling in off-peak train times

Traveling in off-peak train times

We recommend buying train tickets from Southampton to Cardiff during off-peak hours. These times are usually before 06:30, between 09:30 and 16:00, and after 19:00 on weekdays, as well as all day on weekends and bank holidays. Choosing Off-Peak train tickets means benefiting from cheaper fares and less crowded trains, making your journey more enjoyable.
Get 1/3 off with a Railcard

Get 1/3 off with a Railcard

With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each catering to specific groups of travelers. You can discover more about Railcards here.
Split tickets to save an average extra 30%

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 traveling 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%

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!
Travel in a group to save 1/3

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, take advantage of group travel discounts, offered by most train companies, for a discount of up to 1/3 on standard fares. This can make traveling from Southampton to Cardiff more affordable for families, friends, or colleagues planning a trip together.

Southampton to Cardiff train ticket types

Here are different ticket types available for this route, each with their own benefits and restrictions. Here are the options to consider:

Why Book Train Tickets With Trip.com?

  • Split Tickets

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Southampton to Cardiff journey

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