4.9
4.6
Travel Information
Compare train and bus for Cardiff to Southampton
Omio recommends booking the train as it is the most popular option from Cardiff to Southampton among Omio's users. If you are prioritising price take the bus with prices starting from €15. For those with little time consider booking a train which can get you there in 2h 39m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.0 - 0.1kg. The ticket price range depends on the travel mode: a bus costs an average of €15, and a train costs an average of €26.
Distance: 86 miles (139 km)
Compare train with
Most popular Train | Bus |
|---|---|
€53 Average price | €26 Average price Cheapest |
3h 9m Average total duration Fastest 2h 39m Onboard + 30m Additional time* | 6h 15m Average total duration 5h 45m Onboard + 30m Additional time* |
0.0 - 0.1kg CO2 emissions Lowest | 0.1 - 0.3kg CO2 emissions |
 Most popular train company |  Most popular bus company |
Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
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
FlixBus · FlixBusFastest
P22801+
K45108Other options
P22725P22727P22723FlixBus · FlixBusFlixBus · FlixBusFlixBus · FlixBusFind 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.
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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.
This is compared to other travel options from Cardiff to Southampton:
A bus is $14 (€11) less than a train for this route with tickets for a train from Cardiff to Southampton costing on average $33 (€26).
Other travel options to Southampton take longer:
Bus takes on average 6h 20m.
- Around 15 buses per day.
- Around 5 trains per day.
However, we recommend checking specific travel dates for your route between Cardiff and Southampton 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 Southampton Central (SOU).
- Buses mostly depart from Cardiff, Sophia Gardens and arrive in Southampton, Coach Station.
- Ferries mostly depart from Yarmouth and arrive in Lymington Pier.
- Travel with Great Western Rail, first_great_western to go to Southampton by train.
- Travel with National Express to go to Southampton by bus.
- 2 direct trains per day with Great Western Rail, first_great_western.
Travelling from Cardiff to Southampton: related information
Here are some other resources that might have the information you need
Travel to popular destinations by train, bus or flight
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