4.9
4.6
Travel Information
Compare train and bus for Cardiff to Swansea
Omio recommends booking the train as it is the most popular option from Cardiff to Swansea among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $9 For those with little time, consider booking a train, which has an average total journey time of 1h 29m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.0 - 0.0kg. Average ticket prices depend on the travel mode: a bus costs an average of $9, while a train costs an average of $17.
Distance: 34 miles (55 km)
Compare train with
Most popular Train | Bus | Driving |
|---|---|---|
$17 Average price | $9 Average price Cheapest | $16 Average price (fuel + tolls) |
1h 29m Average total duration Fastest 59m Onboard + 30m Additional time* | 1h 37m Average total duration 1h 7m Onboard + 30m Additional time* | 1h 3m Average total duration (door-to-door) |
0.0 - 0.0kg CO2 emissions Lowest | 0.1 - 0.1kg CO2 emissions | - CO2 emissions |
 Most popular train company |  Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Compare ways to travel from Cardiff to Swansea
Compare the available ways to get from Cardiff to Swansea, with the key details around price, speed, convenience, and direct service.
This is compared to other travel options from Cardiff to Swansea:
A bus is $9 (€8) less than a train for this route with tickets for a train from Cardiff to Swansea costing on average $17 (€14).
Other travel options to Swansea take longer:
Bus takes on average 1h 37m.
You'll arrive about 4m sooner (59m by train vs 1h 3m by car). Tickets start at around $17 (€14) compared to roughly $16 (€13) in fuel and tolls — so you're paying a bit more, but getting hours of your day back, a city-centre arrival, and the freedom to work or relax instead of drive.
Driving makes more sense if you're travelling as a group (where fuel costs split several ways), want to stop along the way, or need a car once you arrive.
Travel optionsfrom Cardiff to Swansea
How to get from Cardiff to Swansea by train, bus or flight.
Our recommendation
The best way to travel from Cardiff to Swansea is by taking a bus because it’s the best combination of price and speed.
- FlixBus
10:30 PM 1h00 Cardiff, North Road (Friary Gardens) 11:30 PM Swansea, University Bay Campus $9 1 One-way 0 transfers
Cheapest
- FlixBus
10:30 PM 1h00 Cardiff, North Road (Friary Gardens) 11:30 PM Swansea, University Bay Campus $9 1 One-way 0 transfers
Fastest
NX1117:35 PM 0h50 Cardiff, Sophia Gardens 8:25 PM Swansea, University Bay Campus $10 1 One-way 0 transfers
Other options
- G38279 · G38984
11:14 AM 2h03 Cardiff Central (CDF) 1:17 PM Swansea station (SWA) $14 1 One-way 1 transfer - G38279
11:14 AM 0h54 Cardiff Central (CDF) 12:08 PM Swansea station (SWA) $15 1 One-way 0 transfers - G38844
2:13 PM 0h57 Cardiff Central (CDF) 3:10 PM Swansea station (SWA) $15 1 One-way 0 transfers
- FlixBus
7:45 PM 1h05 Cardiff, North Road (Friary Gardens) 8:50 PM Swansea, University Bay Campus $9 1 One-way 0 transfers - FlixBus
9:15 PM 1h05 Cardiff, North Road (Friary Gardens) 10:20 PM Swansea, University Bay Campus $9 1 One-way 0 transfers - FlixBus
10:30 PM 1h10 Cardiff, North Road (Friary Gardens) 11:40 PM Swansea, Quadrant Bus Station $9 1 One-way 0 transfers
Find all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
Compare train and bus prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
More than 1,000 travel companies trust us to sell their tickets all in one place.
FAQs: Travel from Cardiff to Swansea
Travel to Swansea 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 Swansea.
This is compared to other travel options from Cardiff to Swansea:
A bus is $9 (€8) less than a train for this route with tickets for a train from Cardiff to Swansea costing on average $17 (€14).
Other travel options to Swansea take longer:
Bus takes on average 1h 37m.
- Around 43 buses per day.
- Around 8 trains per day.
However, we recommend checking specific travel dates for your route between Cardiff and Swansea as scheduled services by train and bus can vary by season or day of the week.
- Trains mostly depart from Cardiff Central (CDF) and arrive in Swansea station (SWA).
- Buses mostly depart from Cardiff, North Road (Friary Gardens) and arrive in Swansea, Quadrant Bus Station.
- Travel with Transport for Wales, Great Western Railway to go to Swansea by train.
- Travel with FlixBus, National Express to go to Swansea by bus.
- 8 direct trains per day with Transport for Wales, Great Western Railway.
- 43 direct buses per day with FlixBus, National Express.
Travelling from Cardiff to Swansea: related information
Here are some other resources that might have the information you need
Travel to popular destinations by train, bus or flight
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
