SWANSEA to SOUTHAMPTON train from €18 with Great Western Railway

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The cheapest and fastest trains from Swansea to Southampton

Showing times and prices for Aug 11

Cheapest price

€86

Average price

€118

Fastest journey

3 h 21 m

Average duration

3 h 37 m

Trains per day

Distance

194 km

Cheap tickets

The best way to find a cheap train ticket from Swansea to Southampton is to book your journey as far in advance as possible and to avoid traveling at rush hour.

The average ticket from Swansea to Southampton will cost around €118 if you buy it on the day, but the cheapest tickets can be found for only €86.

Fast trains

It's difficult to get from Swansea to Southampton without transferring at least once.

W35178 · G15008
9:22 AM3h40
Swansea station (SWA)
1:02 PMSouthampton Central (SOU)
€861One-way
1 transfer
G15045 · G15010
10:22 AM3h42
Swansea station (SWA)
2:04 PMSouthampton Central (SOU)
€861One-way
1 transfer
W35432 · G15006
8:23 AM3h39
Swansea station (SWA)
12:02 PMSouthampton Central (SOU)
€861One-way
1 transfer
G15046 · G15012
11:22 AM3h41
Swansea station (SWA)
3:03 PMSouthampton Central (SOU)
€861One-way
1 transfer
G15045+G01009
10:22 AM3h21
Swansea station (SWA)
1:43 PMSouthampton Central (SOU)
€1561One-way
1 transfer

Travel Information

Compare train and bus for Swansea to Southampton

Omio recommends booking the train as it is the most popular option from Swansea to Southampton among Omio's users. If you are prioritising price take the bus with prices starting from €18. For those with little time consider booking a train which can get you there in 3h 27m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.1 - 0.2kg. The ticket price range depends on the travel mode: a bus costs an average of €18, and a train costs an average of €54.

Distance: 194 km

Compare train with

Most popular Train	Bus
€77 Average price	€27 Average price Cheapest
3h 57m Average total duration Fastest 3h 27m Onboard + 30m Additional time*	7h 25m Average total duration 6h 55m Onboard + 30m Additional time*
0.1 - 0.2kg CO2 emissions Lowest	0.2 - 0.5kg 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.

Live departures

Swansea to Southampton train times

The table below shows live departures for Swansea to Southampton trains for tomorrow, Tuesday, August 11. You can also manually refresh the results below to see updated train journeys.

Last updated at

Provider	Departs	Duration	Arrives	Transfers
W35432 · G15006	8:23 AM Swansea station (SWA)	3h39	12:02 PM Southampton Central (SOU)	1 transfer
G15043+G01005+G39174	8:28 AM Swansea station (SWA)	4h19	12:47 PM Southampton Central (SOU)	2 transfers
W35178 · G15008	9:22 AM Swansea station (SWA)	3h40	1:02 PM Southampton Central (SOU)	1 transfer
G15045 · G15010	10:22 AM Swansea station (SWA)	3h42	2:04 PM Southampton Central (SOU)	1 transfer
G15045+G01009	10:22 AM Swansea station (SWA)	3h21	1:43 PM Southampton Central (SOU)	1 transfer
G15046 · G15012	11:22 AM Swansea station (SWA)	3h41	3:03 PM Southampton Central (SOU)	1 transfer
This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets Swansea to Southampton by train or bus

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.

Tue
Aug 11

Wed
Aug 12

Thu
Aug 13

Fri
Aug 14

Sat
Aug 15

Sun
Aug 16

Mon
Aug 17

Why should you book Swansea to Southampton trains with Omio?

Great Western Railway as well as Great Western Railway (GWR) offer trains services from Swansea to Southampton.

Omio is an official ticket reseller for all your travel options from Swansea to Southampton.

Why book with Omio vs Great Western Railway?

Compare with other providers: On Omio, you can not only buy tickets for Great Western Railway, but also compare tickets for the likes of Great Western Railway (GWR) to find the best option for your trip from Swansea to Southampton.
Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
Compare all your options: Omio allows you to compare Great Western Railway with all available travel options, which are train and bus to ensure you get the best deal for traveling from Swansea to Southampton.

Why book with Omio over Wanderu?

Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Swansea to Southampton.

Journey information

Overview: Train from Swansea to Southampton

United Kingdom

Trains from Swansea to Southampton run on average 6 times per day, taking around 3h 27m. Cheap train tickets for this journey start at €54 but you can travel from only €18 by bus.

The earliest train runs at 03:38, the last at 21:30. The fastest train covers the 194 km distance in 3h 21m.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.

Price information

Cheapest alternative travel mode

Bus from €18

Distance

194 km

Average train duration

3h 27m

Cheapest ticket price

€54

Trains per day

Fastest train

3h 21m

First train

3:38 AM

Last train

9:30 PM

Cheapest Month

Jan

Cheapest Day

Tue

High Season

Apr - Jun

Low Season

Oct - Dec

Busiest Day

Mon

Least Busy Day

Sun

Best time to book

35 days

Price information

Cheapest alternative travel mode

Bus from €18

Train companies: Great Western Railway, Great Western Railway (GWR) from Swansea to Southampton trainsGreat Western Railway, Great Western Railway (GWR) trains will get you between Swansea and Southampton from €18. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.

Great Western Railway

About

Great Western Railway is a train operating company in the United Kingdom. It operates services from London Paddington to the West of England, South Wales and the Cotswolds. It also operates services from London Paddington to Oxford, Reading and Bristol. It offers a range of ticket types, including Advance, Anytime, Off-Peak and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, air conditioning and catering services. The most popular routes for Great Western Railway are London Paddington to Bristol, Reading and Oxford.

Luggage & cancellation policy

Average Duration

3h 21m

Cheapest Price

€54

Luggage included

Two pieces of luggage and one piece of hand luggage included in ticket price

Luggage storage

Overhead racks, dedicated luggage areas at end of carriages, under seats

Cancellation Policy

Refund policies apply as per ticket type

Refund

Full refund if train is cancelled

Amenities on board the train

Wifi

Food sold onboard

Cafe bar serving hot and cold drinks, snacks, sandwiches. First Class at-seat service on some routes

Seat reservation

Optional seat reservations available for a fee. Free in First Class

Toilets

USB plugs

Accessibility

Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available

Pets

Small pets travel free. Dogs must be on lead. Maximum two dogs per passenger

Quiet zone

Learn more about Great Western Railway

Great Western Railway (GWR)

Luggage & cancellation policy

Average Duration

3h 13m

Cheapest Price

€144

Great Western Railway (GWR) frequency

16 a day

FAQs: Trains from Swansea to Southampton

Find answers to the most common questions about traveling from Swansea to Southampton by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Southampton, this guide helps you travel smarter and with confidence.

Cheap train tickets from Swansea to Southampton can start from as little as €54 when you book in advance. The average train ticket price for Swansea to Southampton is €77; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.

The average journey time by train from Swansea to Southampton is 3h 21m to travel the 194 km long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.

The earliest train from Swansea to Southampton leaves at 3:38 AM. Plan your trip with the Journey Planner from Omio.

The latest train from Swansea to Southampton leaves at 9:30 PM.

There are 6 trains a day from Swansea to Southampton which require at least one change with Great Western Railway, Great Western Railway (GWR). Schedules can vary on holidays or weekends with fewer trains.

When taking a train from Swansea to Southampton, you can count on Great Western Railway, Great Western Railway (GWR) for the best way to get you to Southampton. You can also check all possible train companies who offer a service between Swansea and Southampton and compare the amenities they offer before buying a train ticket.

A trip to Southampton from Swansea is worth doing but not as a day trip with a journey time of 3h 21m each way. Check with Omio app the best way to travel.

The cheapest month for a train from Swansea to Southampton is January.

It's helpful to compare your options as there are 2 ways to travel between Swansea and Southampton including taking a train and bus.

popular train stations

Popular train stations from Swansea to Southampton

Most Swansea to Southampton trains use the Swansea to Southampton Central station pair, with some services arriving at Southampton Airport Parkway. Use this guide to compare Swansea and Southampton train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.

Departure train stations in Swansea

Arrival train stations in Southampton

Which Swansea station do trains to Southampton leave from?

Trains from Swansea to Southampton leave from Swansea. The station is 1 km from Swansea city centre at Swansea station, High Street, Swansea, City & County of Swansea, SA1 1NU.

SwanseaSwansea station, High Street, Swansea, City & County of Swansea, SA1 1NU+44 8450507080 Shopping

City-centre transport

Getting to Swansea from Swansea city centre

Bus49, 30, 54 · 3m · €4 · every ~3 min

Swansea train station facilities and services

Swansea has practical services for this route, including Shopping, Parking, Dining, ATM, Accessibility, WC, Hotel, Lost and Found Office, Ticket Office, Bike Parking, and Bike Rental.

Food and drink

Food and drink options are available at Swansea.

Wi-Fi and ATMs

ATMs are available at Swansea.

Tickets and information

Ticket office support is available at Swansea.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Swansea: Parking, WC.

Bike and car services

Available at Swansea: Bike Parking, Bike Rental.

Accessibility

Accessibility facilities are available at Swansea: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Category A. Step free access to all platforms, Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided, Accessible public telephones: on concourse, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.

Which Southampton station do trains from Swansea arrive at?

Trains from Swansea to Southampton most often arrive at Southampton Central. Some services arrive at Southampton Airport Parkway, so check your ticket before travel to confirm your Southampton arrival station.

Southampton CentralSouthampton Central station, Blechynden Terrace, Southampton, Hampshire, SO15 1AL+44 345 600 0650 Wifi

City-centre transport

Getting to Southampton Central from Southampton city centre

BusX4, X5 · 5m · €2 · every ~20 min

Southampton Central train station facilities and services

Southampton Central has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Lounge, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental, and Car Rental.