Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | University of Southampton | Cardiff University (o/s Cathays Rail Stn) | No tags | ||||
| Bus | University of Southampton | Cardiff University (o/s Cathays Rail Stn) | No tags | ||||
| Bus | University of Southampton | Cardiff (Gabalfa Interchange, o/s Roberts Optometrists) | No tags | ||||
| Bus | University of Southampton | Cardiff (Gabalfa Interchange, o/s Roberts Optometrists) | No tags | ||||
| Bus | University of Southampton | Cardiff University (o/s Cathays Rail Stn) | No tags |
Compare 3 ways to go from Southampton to Cardiff
Among the sustainable travel choices, the carpool stands out as the good way to reach Cardiff. The journey takes about 3 hours 20 minutes and with fares starting at just $36, it presents an excellent value for a comfortable ride.
Where are the popular stops in Southampton and Cardiff?
Stops in Southampton
- A20 Harbour Parade, Southampton SO15 1BA, UK
- B
Southampton Bus Stop
563 Vincents Walk, Southampton SO14, UK - C
W. Esplanade Bus Station - Southampton
Wyndham Pl, Southampton SO15, UK - D
Bus Stop Queensway
51-55 Above Bar St, Southampton, Southampton SO14 7DZ, UK - E
Southampton Central
Western Esplanade, Southampton SO15 1QJ, UK - F
Ferry Terminal
7 Town Quay, Southampton SO14 2ET, UK
Stops in Cardiff
- A
Cardiff University (o/s Cathays Rail Stn)
50 Park Place (Bus Stop, o/s Cathays Rail Stn), Cardiff CF10 - B2 Sophia Cl, Cardiff CF11, UK
- C
Cardiff Coach Station - Sophia Gardens
22 Cathedral Rd, Cardiff CF11 9LJ, UK - D
Cardiff - Castle Street Bus Stop
21A Castle St, Cardiff CF10 1BT, UK - E
National Museum
Gorsedd Gardens Rd, Cardiff CF10 3NP, UK - F
Cardiff Bus Stop - Westgate
206 Westgate St, Cardiff CF10, UK
Compare bus companies
Frequently asked questions about traveling from Southampton to Cardiff by bus
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Southampton to Cardiff was searched and found on Nov 27, 2025 with a price of $17To 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 $17 to $66 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 $17 which is on 2025-11-27.
What's the cheapest way to go from Southampton to Cardiff?
The bus is the cheapest travel choice for this destination
