How to travel from Portsmouth to Cardiff

There are 2 ways that you can travel to Cardiff from Portsmouth. You can take a bus or train.

The cheapest way to go to Cardiff from Portsmouth is by taking a bus, which costs on average $37 (€33).

This is compared to other ways of getting to Cardiff:

Taking a bus is about $3 (€3) less than taking a train, which costs on average $40 (€35) for this journey.

The fastest way from Portsmouth to Cardiff is by train with an average journey time of 3 h 18 min.

There are alternative travel options to Cardiff that can usually take longer:

In comparison, going by bus can take 0 h 0 min   on average.

You should expect to travel around 102 miles (164 km) between Portsmouth and Cardiff.

The average frequency per day from Portsmouth to Cardiff is:

• 15 trains a day.

However, we recommend checking specific travel dates for your journey between Portsmouth and Cardiff as scheduled services by bus or train can vary by season or day of the week.

These are the most popular departure and arrival points from Portsmouth to Cardiff:

• Buses most often depart from Portsmouth at Portsmouth, The Hard Interchange and arrive in Cardiff at Cardiff, Sophia Gardens.
• Trains most often depart from Portsmouth at Portsmouth Harbour and arrive in Cardiff at Cardiff Central.

If finding a good deal is your main consideration for your trip from Portsmouth to Cardiff, then we'll help you find the best value travel companies for you:

• National Express can get you to Cardiff by bus. You can find a good deal for bus tickets with National Express from Portsmouth to Cardiff for $37 (€33) on Omio.
• Travel with Great Western Railway for trains to Cardiff. If you’re looking for a good deal on tickets, check for Great Western Railway Portsmouth to Cardiff tickets on Omio for $40 (€35).

When planning your trip from Portsmouth to Cardiff, it’s good to keep in mind what tickets to buy and their prices in the next 7 days:

• Bus tickets cost on average $37 (€33) one way.
• Train tickets cost $40 (€35) one way on average.

However, we recommend buying tickets from Portsmouth to Cardiff online a few months in advance to get the best deals and save money on your upcoming journey.