Travel Information between Cardiff and Southampton
| 86 miles (139 km) | |
| Train or bus | |
| $19 - $50 | |
| Bus • $19 (€17) • 6 h 30 min | |
| Train • $50 (€45) • 2 h 32 min | |
| National Express or Great Western Rail |
Travel 86 miles (139 km) by train or bus from Cardiff to Southampton. The most popular travel companies which serve this route are National Express or Great Western Rail among others. Travelers can even take a direct bus or train from Cardiff to Southampton.
Travel optionsfrom Cardiff to Southampton
How to get from Cardiff to Southampton by train, bus or flight.
Our recommendation
The best way to travel from Cardiff to Southampton is by taking a bus because it’s the best combination of price and speed.
FlixBus · FlixBusCheapest
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C23548Other options
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FAQs: Travel from Cardiff to Southampton
Travel to Southampton easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Cardiff to Southampton.

There are 2 travel options from Cardiff to Southampton: train or bus.
The cheapest way to get from Cardiff to Southampton is by taking a bus with average ticket prices of $19 (€17) compared to other travel options to Southampton:
Taking a bus costs $31 (€28) less than taking a train, which average ticket prices of $50 (€45).
The fastest way to get to Southampton from Cardiff is by train with an average travel time of 2 h 32 min.
Other travel options to Southampton take longer:
Bus takes on average 6 h 30 min.
Southampton is approximately 86 miles (139 km) away from Cardiff.
The average frequency per day from Cardiff to Southampton is:
- 12 buses a day.
- 6 trains per day.
However, we recommend checking specific travel dates for your journey from Cardiff to Southampton as scheduled services by train or bus can vary by season or day of the week.
These are the most popular departure and arrival points when traveling from Cardiff to Southampton:
- Most travelers take a train from Cardiff Central to Southampton Central.
Omio works with many trusted partners that can help you travel the best way from Cardiff to Southampton:
- You can go to Southampton from Cardiff by bus with National Express. You'll see cheap bus tickets for $19 (€17) with National Express from Cardiff to Southampton on Omio.
- You can travel from Cardiff to Southampton by train with Great Western Rail or first_great_western. You can find cheap tickets on Omio for $50 (€45) with Great Western Rail from Cardiff to Southampton.
Yes, there are direct services available from Cardiff to Southampton with the following travel companies:
- 2 direct trains per day with Great Western Rail or first_great_western.
Direct services tend to save you time and add more convenience in getting you to Southampton as you won't need to transfer at another stop in between, so it's worth paying attention to before booking your tickets to Southampton from Cardiff.
Travelling from Cardiff to Southampton: related information
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