Bus Tickets from Southampton to Cardiff

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Compare 3 ways to go from Southampton to Cardiff

Bus
Average PriceUS$20 - US$59Average Duration6h 48m
4kg CO₂e5 out of 5 stars
Cheapest
Train
Average PriceUS$36 - US$307Average Duration2h 40m
3kg CO₂e5 out of 5 stars
FastestMost eco-friendly
Carpool
Average PriceUS$36 - US$36Average Duration3h 20m
6kg CO₂e4 out of 5 stars
busbud logoBusbud recommends taking the train from Southampton to Cardiff

Among the sustainable travel choices, the train stands out as a good way to reach Cardiff. The journey takes about 2 hours 40 minutes, and with fares starting at just US$36, it presents an excellent value for a comfortable ride.

5train per day
2h 40mAverage Duration
US$36Cheapest ticket
3kgCO₂ emissions

Bus Southampton to Cardiff: Trip Overview

Average Ticket PriceUS$30
Average Bus Trip Duration6h 48m
Number of daily buses10
Earliest bus departure4:57am
Distance140 km
Latest bus departure6:40pm

Southampton to Cardiff Bus

With Busbud, comparing and booking tickets for a bus from Southampton to Cardiff is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

Bus service from Southampton to Cardiff will be provided by the most trusted bus companies.

Whether it is cheap bus tickets or more luxurious buses going to Cardiff from Southampton, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip Southampton - Cardiff

  1. How long is the bus trip from Southampton to Cardiff?

    The bus ride from Southampton to Cardiff takes 6h 48m, on average. If you're looking for the fastest way to get there, you'll find a bus doing the trip in about 6h 5m.

  2. How far is Southampton from Cardiff?

    The distance covered from Southampton to Cardiff is 140 km (87 miles).

  3. What are the departure and arrival locations for buses traveling from Southampton to Cardiff?

    Buses traveling this route start their trip at Southampton Coach Station, in Southampton, and end it at Cardiff University (o/s Cathays Rail Stn), in Cardiff.

  4. What is the cheapest way to go from Southampton to Cardiff?

    Taking the bus is the cheapest option to travel from Southampton to Cardiff. The ticket price for this bus starts at US$20, making this your best choice for this trip.

  5. How much does it cost to take the bus from Southampton to Cardiff?

    The bus fare from Southampton to Cardiff is approximately US$30.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
05-08
US$34
05-09
US$39
Today
US$20
05-11
US$21
05-12
US$21
05-13
US$18
05-14
US$21
05-15
US$20
busbud logoThe cheapest trip from Southampton to Cardiff was searched and found on May 13, 2025 with a price of US$18

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Southampton to Cardiff, as early as possible.

You can expect to pay from US$18 to US$67 for a bus ticket from Southampton to Cardiff based on the last 2 days. You can expect to find the cheapest price for the trip at US$18 which is on 2025-05-13.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while travelling from Southampton to Cardiff.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Much more than a mere vehicle taking you from Southampton to Cardiff, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from Southampton to Cardiff.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Southampton to Cardiff.

Did you know?

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

What's the cheapest way to go from Southampton to Cardiff?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to Southampton by bus?

Bus from Southampton to Cardiff

You can also go to Cardiff by train

Train from Southampton to Cardiff

Why choose Busbud?

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