Travel Information between Swansea and Cardiff
| 34 miles (55 km) | |
| Train or bus | |
| $5 - $6 | |
| Bus • $5 (€4) • 55 min | |
| Train • $6 (€5) • 51 min | |
| National Express or Great Western Rail |
Travel 34 miles (55 km) by train or bus from Swansea to Cardiff. The most popular travel companies which serve this trip are National Express or Great Western Rail among others. Travelers can even take a direct bus or train from Swansea to Cardiff.
Travel optionsfrom Swansea to Cardiff
How to get from Swansea to Cardiff by train, bus or flight.
Our recommendation
The best way to travel from Swansea to Cardiff is by taking a bus because it’s the best combination of price and speed.
NX201Cheapest
NX201Fastest
P08481Other options
G56285
G56051
G56278
FlixBus
NX507
FlixBusFind all the dates and times for this journey by train, bus, flight, and ferry .
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FAQs: Travel from Swansea to Cardiff
Travel to Cardiff 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 Swansea to Cardiff.

There are 2 ways to get from Swansea to Cardiff: train or bus.
The cheapest way to get from Swansea to Cardiff is by taking a bus with average ticket prices of $5 (€4) compared to other travel options to Cardiff:
A bus is $1 (€1) less than a train for this route with tickets for a train from Swansea to Cardiff costing on average $6 (€5).
The fastest way from Swansea to Cardiff is by train with an average journey time of 51 min.
There are alternative travel options to Cardiff that take longer:
Bus takes 55 min on average.
The distance is approximately 34 miles (55 km) from Swansea to Cardiff.
The average frequency per day from Swansea to Cardiff is:
- 16 buses per day.
- Around 7 trains per day.
However, we recommend checking specific travel dates for your trip to Cardiff from Swansea 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 from Swansea to Cardiff:
- Buses mostly depart from Swansea, Quadrant Bus Station and arrive in Cardiff, Lloyd George Ave / Herbert Street.
- Trains from Swansea to Cardiff most often leave from Swansea and arrive in Cardiff Central.
Omio works with many trusted partners that can help you travel the best way from Swansea to Cardiff:
- You can go to Cardiff from Swansea by bus with National Express, Megabus or FlixBus. You'll see cheap bus tickets for $5 (€4) with FlixBus from Swansea to Cardiff on Omio.
- You can travel to Cardiff from Swansea by train with Great Western Rail, Transport for Wales or first_great_western. You can find cheap tickets on Omio for $6 (€5) with Transport for Wales from Swansea to Cardiff.
Yes, there are direct services available from Swansea to Cardiff with the following travel companies:
- Direct bus available with National Express, Megabus or FlixBus 16 direct buses per day.
- Direct train available with Great Western Rail, Transport for Wales or first_great_western 7 direct trains per day.
Direct services tend to save you time and add more convenience in getting you to Cardiff as you won't need to transfer at another stop in between, so it's worth paying attention to before booking your tickets to Cardiff from Swansea.
Travelling from Swansea to Cardiff: related information
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