What is the best way to travel from Swansea to Southampton?
Looking for a trip? Check and compare all the available Trains and Buses to Southampton from Swansea. Look at different modes of transportation, search for the cheapest tickets, fastest rides and most popular stations, and see all 2 available companies to find your perfect trip!
What is the cheapest way to reach Southampton from Swansea?
You can reach Southampton with just £19 by taking a Bus from FlixBus, but there are many more cheap offers: we have selected the best ones for you for the next few days here.
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FlixBus8h 5m003:15SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 30/04/2026 11:20:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 5m
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FlixBus8h 35m015:10SwanseaCity Bus Station23:45SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 15:10:00 to Coach Station, Southampton (United Kingdom) arriving at 30/04/2026 23:45:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 35m
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FlixBus7h 45m003:15SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 11:00:00. 50 Economy ticket for £29 per person are available. Travel duration is 7h 45m
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 23:25:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 15m
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FlixBus7h 35m003:25SwanseaUniversity Bay Campus11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 30/04/2026 03:25:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 11:00:00. 50 Economy ticket for £29 per person are available. Travel duration is 7h 35m
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Great Western Railway (GWR)3h 39m008:23SwanseaCentral Station12:02SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 08:23:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 12:02:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 39m
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Great Western Railway (GWR)3h 40m009:22SwanseaCentral Station13:02SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 09:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 13:02:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 40m
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Great Western Railway (GWR)3h 42m010:22SwanseaCentral Station14:04SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 10:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 14:04:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 42m
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Great Western Railway (GWR)3h 42m011:22SwanseaCentral Station15:04SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 11:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 15:04:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 42m
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Great Western Railway (GWR)3h 25m009:22SwanseaCentral Station12:47SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 09:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 12:47:00. 50 Economy ticket for £134 per person are available. Travel duration is 3h 25m
Cheapest Buses Thursday
Cheapest Trains Thursday
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FlixBus9h 15m001:45SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 01:45:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 11:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 15m
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FlixBus9h 55m003:15SwanseaCity Bus Station13:10SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 13:10:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 55m
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 23:25:00. 50 Economy ticket for £19 per person are available. Travel duration is 8h 15m
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FlixBus9h 35m001:45SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 01:45:00 to Coach Station, Southampton (United Kingdom) arriving at 01/05/2026 11:20:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 35m
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FlixBus10h 15m003:15SwanseaCity Bus Station13:30SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 01/05/2026 13:30:00. 50 Economy ticket for £19 per person are available. Travel duration is 10h 15m
Cheapest Buses Friday
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FlixBus7h 45m003:15SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 11:00:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 45m
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FlixBus8h 5m003:15SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 02/05/2026 11:20:00. 50 Economy ticket for £20 per person are available. Travel duration is 8h 5m
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FlixBus7h 35m003:25SwanseaUniversity Bay Campus11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 02/05/2026 03:25:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 11:00:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 35m
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FlixBus7h 55m003:25SwanseaUniversity Bay Campus11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 02/05/2026 03:25:00 to Coach Station, Southampton (United Kingdom) arriving at 02/05/2026 11:20:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 55m
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 23:25:00. 50 Economy ticket for £21 per person are available. Travel duration is 8h 15m
Cheapest Buses Saturday
What are the fastest trips from Swansea to Southampton?
You can get to Southampton from Swansea in just 3h 25m with a Train from Great Western Railway (GWR). But this is just one option, click on any of the offers below to compare it with the other available modes of transportations.
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Great Western Railway (GWR)3h 25m009:22SwanseaCentral Station12:47SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 09:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 12:47:00. 50 Economy ticket for £134 per person are available. Travel duration is 3h 25m
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Great Western Railway (GWR)3h 39m008:23SwanseaCentral Station12:02SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 08:23:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 12:02:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 39m
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Great Western Railway (GWR)3h 40m009:22SwanseaCentral Station13:02SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 09:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 13:02:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 40m
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Great Western Railway (GWR)3h 42m010:22SwanseaCentral Station14:04SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 10:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 14:04:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 42m
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Great Western Railway (GWR)3h 42m011:22SwanseaCentral Station15:04SouthamptonCentral Station0EconomyA Train from Great Western Railway (GWR) goes from Central Station, Swansea (United Kingdom) at 30/04/2026 11:22:00 to Central Station, Southampton (United Kingdom) arriving at 30/04/2026 15:04:00. 50 Economy ticket for £72 per person are available. Travel duration is 3h 42m
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FlixBus7h 35m003:25SwanseaUniversity Bay Campus11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 30/04/2026 03:25:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 11:00:00. 50 Economy ticket for £29 per person are available. Travel duration is 7h 35m
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FlixBus7h 45m003:15SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 11:00:00. 50 Economy ticket for £29 per person are available. Travel duration is 7h 45m
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FlixBus8h 5m003:15SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 30/04/2026 11:20:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 5m
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 30/04/2026 23:25:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 15m
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FlixBus8h 35m015:10SwanseaCity Bus Station23:45SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 30/04/2026 15:10:00 to Coach Station, Southampton (United Kingdom) arriving at 30/04/2026 23:45:00. 50 Economy ticket for £29 per person are available. Travel duration is 8h 35m
Fastest Trains Thursday
Fastest Buses Thursday
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 23:25:00. 50 Economy ticket for £19 per person are available. Travel duration is 8h 15m
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FlixBus9h 15m001:45SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 01:45:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 11:00:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 15m
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FlixBus9h 35m001:45SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 01:45:00 to Coach Station, Southampton (United Kingdom) arriving at 01/05/2026 11:20:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 35m
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FlixBus9h 55m003:15SwanseaCity Bus Station13:10SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 01/05/2026 13:10:00. 50 Economy ticket for £19 per person are available. Travel duration is 9h 55m
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FlixBus10h 15m003:15SwanseaCity Bus Station13:30SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 01/05/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 01/05/2026 13:30:00. 50 Economy ticket for £19 per person are available. Travel duration is 10h 15m
Fastest Buses Friday
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FlixBus7h 35m003:25SwanseaUniversity Bay Campus11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 02/05/2026 03:25:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 11:00:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 35m
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FlixBus7h 45m003:15SwanseaCity Bus Station11:00SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 03:15:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 11:00:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 45m
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FlixBus7h 55m003:25SwanseaUniversity Bay Campus11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from University Bay Campus, Swansea (United Kingdom) at 02/05/2026 03:25:00 to Coach Station, Southampton (United Kingdom) arriving at 02/05/2026 11:20:00. 50 Economy ticket for £20 per person are available. Travel duration is 7h 55m
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FlixBus8h 5m003:15SwanseaCity Bus Station11:20SouthamptonCoach Station0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 03:15:00 to Coach Station, Southampton (United Kingdom) arriving at 02/05/2026 11:20:00. 50 Economy ticket for £20 per person are available. Travel duration is 8h 5m
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FlixBus8h 15m015:10SwanseaCity Bus Station23:25SouthamptonUniversity0EconomyA Bus from FlixBus goes from City Bus Station, Swansea (United Kingdom) at 02/05/2026 15:10:00 to University, Southampton (United Kingdom) arriving at 02/05/2026 23:25:00. 50 Economy ticket for £21 per person are available. Travel duration is 8h 15m
Fastest Buses Saturday
Here you will find all operators and timetables for a
Bus from Swansea to Southampton
What are the most popular stations in Swansea and Southampton?
In Swansea, you will usually depart from Clarbeston Road Train Station, Llansamlet Train Station or Central Station, while in Southampton you will be arriving at Central Station, Coach Station or Swanwick Train Station, but there are many more stops to explore in both locations.
How do I decide? Some tips and tricks from our experience
Are you having trouble deciding on how to get to Southampton from Swansea? With 6 connections between 2 Train and Bus operators, it can be difficult to find the one ride that will make you happy. But we have some tips that can help you make the best informed decision. First of all, the best trip is always the one that meets all your needs, so make a list of all the things that you want from this journey and look for something that will satisfy all of them. Here we will go through some of the factors mostly commonly taken into consideration.
Look for the lowest price
Ticket price is usually the main concern: even if you can afford to pay more, why do it if there are cheaper options? Saving on the trip means that you can spend more on the vacation itself! Between Swansea and Southampton, you can pay as low as £19 with a Bus from FlixBus.Travel duration
Time is also an important factor. An earlier departure may allow you to see a beautiful sunset or relax before an important event. And remember, time is money, so paying more for a shorter trip may be well worth it. For longer distances, flights are without doubt the best options, but be mindful of airport times and possible delays: a high-speed train may end up cheaper and faster! Here the quicker option is definitely the Train from Great Western Railway (GWR): you will get to Southampton in just 3h 25m.Comfort makes all the difference
You should always take into account what your personal travelling preferences are. Is one hand luggage enough, or are you trasporting more? Would you like to have a snack during the journey? Can you relax in a busy compartment, or do you need space for yourself? Even among the same mode of transportation, different companies will offer you varying levels of comfort and amenities. The main operators connecting Swansea and Southampton are FlixBus and Great Western Railway (GWR), but be sure to check what they have to offer!Save money with deals, and always compare
One last tip? Even if you live in Swansea and Southampton is your only destination, it may be wise to check the offers from and to nearby cities or, if you are flyng, nearby airports. Check the trips from Skewen or to Netley, and look at flights from Swansea Airport, and landing at Bournemouth Airport. Comparing different routes may allow you to find deals or promotions you were not aware of. Consider also signing up to CheckMyBus to see even more exclusive promotions!Which companies offer a trip from Swansea to Southampton?
The most popular companies between Swansea and Southampton, are FlixBus and Great Western Railway (GWR). Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus
Train companies: Great Western Railway (GWR)
All you need to know when you travel from Swansea to Southampton
Check all information on comfort and services on all modes of transports from Swansea to Southampton. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Swansea to Southampton
How can I reach Southampton from Swansea?
Every day, there are on average 6 connections between Train and Bus, with which you can get to Southampton from Swansea.
How far is Southampton from Swansea?
The distance between Swansea and Southampton is 193.6 km.
What is the most ecofriendly mode of transport between Swansea and Southampton?
Trains and buses are by far the greenest options, with trains surpassing buses on longer routes. Planes will always be the worst polluters, especially in shorter flights, were the emissions from the takeoff and landing are less offset by the distance.
On this particular route, a bus will emit, per person, a total of 5 kgs of CO2, a train 7 kgs, a car 33 kgs, and a flight 48 kgs.
What is the cheapest mode of transport from Swansea to Southampton?
You can get to Southampton with just £19 by taking a Bus from FlixBus.
What is the fastest way to get from Swansea to Southampton?
While a plane is travelling fastest boarding and transfer to airport consumes a lot of time. Usually, high speed trains are better than flights if pure train travel time is below 4 hours. For this particular route, you can get to Southampton in just 3h 25m with a Train from Great Western Railway (GWR).
More routes to Swansea and to Southampton
Looking for more options? Here you can see the most popular routes to Swansea and to Southampton. Simply click on a connection, and you’ll find all the details about the route!
- Trips to Swansea
- Amsterdam to Swansea
- Birmingham to Swansea
- Bristol Airport to Swansea
- Bristol to Swansea
- Cardiff to Swansea
- London Gatwick Airport to Swansea
- London to Swansea
- Reading to Swansea
- Trips to Southampton
- Bath to Southampton
- Birmingham to Southampton
- Bournemouth to Southampton
- Bradford to Southampton
- Bristol to Southampton
- Derby to Southampton
- Dundee to Southampton
- Edinburgh to Southampton
- Exeter to Southampton
- Glasgow to Southampton
- Leeds to Southampton
- Liverpool to Southampton
- London Gatwick Airport to Southampton
- London Heathrow Airport to Southampton
- London to Southampton
- Manchester to Southampton
- Middlesbrough to Southampton
- Newcastle upon Tyne to Southampton
- Oxford to Southampton
- Sheffield to Southampton
- Stansted Mountfitchet to Southampton
