How far is Southampton from Cardiff?

About 87 miles (140 km) separate Southampton and Cardiff.

What are the departure and arrival stations when taking the bus from Southampton to Cardiff?

Most of the buses traveling from Southampton to Cardiff leave from Southampton Coach Station and arrive at Cardiff University (o/s Cathays Rail Stn). These are the main departure and arrival locations on this route, but you can also find other options that could better fit your plans.

What are the best sights and things to do in Cardiff?

Once in Cardiff, you can start exploring the city and discover its surroundings. The top sights and things to do are Cardiff International White Water, Techniquest, Principality Stadium, Cardiff Bay and Castell Coch (Red Castle).

Bus Southampton to Cardiff from $15 | Refundable Tickets

Next bus departures

Next departures for Southampton to Cardiff on November 12
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	10:50am	Southampton	7h 45m	6:35pm	Cardiff North Road (Friary Gardens)	Cheapest
Bus	9:05am	University of Southampton	7h	4:05pm	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	Fastest
Bus	9:05am	University of Southampton	7h	4:05pm	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	7:15am	Southampton	7h	2:15pm	Cardiff North Road (Friary Gardens)	No tags
Bus	9:05am	University of Southampton	7h	4:05pm	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	9:15am	Southampton	7h 20m	4:35pm	Cardiff North Road (Friary Gardens)	No tags
Bus	12:35pm	University of Southampton	7h 35m	8:10pm	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	5:00pm	Southampton	7h 20m	12:20am	Cardiff North Road (Friary Gardens)	No tags

Next departures for Southampton to Cardiff on November 15
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus	7:15pm	University of Southampton	6h 25m	1:40am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	CheapestFastest
Bus	4:05pm	University of Southampton	8h 40m	12:45am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	4:05pm	University of Southampton	8h 40m	12:45am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	4:05pm	University of Southampton	8h 40m	12:45am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	7:15pm	University of Southampton	6h 25m	1:40am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	7:15pm	University of Southampton	6h 25m	1:40am	Cardiff (Gabalfa Interchange, o/s Roberts Optometrists)	No tags
Bus	4:05pm	University of Southampton	8h 45m	12:50am	Cardiff University (o/s Cathays Rail Stn)	No tags
Bus	4:05pm	University of Southampton	8h 45m	12:50am	Cardiff University (o/s Cathays Rail Stn)	No tags

Last refresh of the prices: Yesterday at 9:08 PM GMT.

Compare 3 ways to go from Southampton to Cardiff

We recommend carpooling

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.

1carpool per day

3h 20mAverage Duration

87 milesDistance

6kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions
Bus	Average Price$20 - $56	Average Duration7h 20m	CO₂ emissions 3kg CO₂e
Train	Average Price$35 - $294	Average Duration2h 38m	CO₂ emissions 3kg CO₂e
Carpool	Average Price$36 - $36	Average Duration3h 20m	CO₂ emissions 6kg CO₂e

Compare bus companies

National Express

4/529,708 reviews

Staff4.7

Timeliness4

Cleanliness4.7

Wifi3.4

FlixBus

3.5/511,287 reviews

Staff4.1

Timeliness3.9

Cleanliness4.1

Wifi2.7

Flixbus is a European bus operator that offers intercity and bus travel in over 38 countries. Known for their easy-to-spot lime green buses and for offering affordable transportation between cities in Europe and the Americas, Flixbus is a good option for those looking for an affordable, reliable bus company. In their buses, you'll find free WiFi, bathrooms, and power outlets. You can also pay extra to choose your seat and get extra legroom, or even buy a snack or drink onboard directly from the driver. You can reschedule your ticket for a small fee, which varies from $1 to $5, depending on how close you are to the departure date.

GB bus companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Where are the popular stops in Southampton and Cardiff?

Stops in Southampton

A - Southampton Coach Station

B - Southampton Bus Stop

C - W. Esplanade Bus Station - Southampton

D - Bus Stop Queensway

E - Southampton Central

F - Ferry Terminal

Stops in Cardiff

A - Cardiff University (o/s Cathays Rail Stn)

B - Sophia Gardens

C - Cardiff Coach Station - Sophia Gardens

D - Cardiff - Castle Street Bus Stop

E - National Museum

F - Cardiff Bus Stop - Westgate

Frequently asked questions about traveling from Southampton to Cardiff by bus

How far is Southampton from Cardiff?
What are the departure and arrival stations when taking the bus from Southampton to Cardiff?
What are the best sights and things to do in Cardiff?

Find cheapest prices for buses

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

Best price found

11/10

$29

11/11

$18

Today

$19

11/13

$19

11/14

$15

11/15

$26

11/16

No data

11/17

$18

The cheapest trip from Southampton to Cardiff was searched and found on Nov 14, 2025 with a price of $15

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 $15 to $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 $15 which is on 2025-11-14.

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

The bus is the cheapest travel choice for this destination

Vehicle Type	Travel Time	Avg Price	Daily Departures
Vehicle TypeBus	Travel Time7h 20m	Avg Price$30	Daily Departures13
Vehicle TypeTrain	Travel Time2h 38m	Avg Price$64	Daily Departures5
Vehicle TypeCarpool	Travel Time3h 20m	Avg Price$36	Daily Departures1