Swansea to London train with Great Western Railway

Wed 30 Sept
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South Western Railway
Transport for Wales
Great Western Railway
Avanti West Coast
Regionale
2,000+ travel companies
South Western Railway
Transport for Wales
Great Western Railway
Avanti West Coast
Regionale
2,000+ travel companies
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The cheapest and fastest trains from Swansea to London

Showing times, prices and bookable tickets for 30 Sept

Cheapest price on 30 Sept

£67

Average ticket price on 30 Sept

£85

Fastest journey on 30 Sept

2 h 45 m

Average journey duration on 30 Sept

2 h 47 m

Trains on 30 Sept

29

Distance

264 km

Cheap tickets

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

The average ticket from Swansea to London will cost around £85 if you buy it on the day, but you can find cheap train tickets today for only £67.

Fast trains

On Wed 30 Sept, we found 29 trains from Swansea to London, including 21 direct services.

These direct trains cover the 264 km distance in an average of 2 h 47 m but if you time it right, some trains will get you there in just 2 h 45 m .

The slowest trains will take 2 h 48 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

  • Great Western RailwayW35161
    4:592h45
    Swansea station (SWA)
    7:44London Paddington (PAD)
    £671One-way
    0 changes
  • Great Western RailwayW35431
    3:463h30
    Swansea station (SWA)
    7:16London Paddington (PAD)
    £671One-way
    0 changes
  • Great Western RailwayG15050
    17:222h52
    Swansea station (SWA)
    20:14London Paddington (PAD)
    £671One-way
    0 changes
  • Great Western RailwayG15051
    20:233h01
    Swansea station (SWA)
    23:24London Paddington (PAD)
    £671One-way
    0 changes
  • Great Western RailwayW35437
    19:192h50
    Swansea station (SWA)
    22:09London Paddington (PAD)
    £671One-way
    0 changes

Live departures

Swansea to London train times

The table below shows live departures for Swansea to London trains for today, Tuesday 29 September. You can also manually refresh the results below to see updated train journeys.

Last updated at
ProviderDepartsDurationArrivesChanges
Tickets
Great Western RailwayG15046
On time
11:22 Swansea station (SWA)
2h50
14:12 London Paddington (PAD)
0 changesdirect
Great Western RailwayG15047+Transport for WalesG39195
Delayed
11:50 11:27Swansea station (SWA)
3h17
14:44 London Paddington (PAD)
1 change
Great Western RailwayW35434
On time
12:22 Swansea station (SWA)
2h50
15:12 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35188
On time
13:22 Swansea station (SWA)
2h47
16:09 London Paddington (PAD)
0 changesdirect
Great Western RailwayG15048+Transport for WalesY62516
Delayed
13:54 13:52Swansea station (SWA)
2h49
16:41 London Paddington (PAD)
1 change
Great Western RailwayG15049
On time
14:22 Swansea station (SWA)
2h50
17:12 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35435
On time
15:22 Swansea station (SWA)
2h51
18:13 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35196+Transport for WalesG39219
Delayed
15:50 15:27Swansea station (SWA)
3h14
18:41 London Paddington (PAD)
1 change
Great Western RailwayW35198
On time
16:22 Swansea station (SWA)
2h54
19:16 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35200+Transport for WalesG39231
Delayed
16:50 16:27Swansea station (SWA)
3h17
19:44 London Paddington (PAD)
1 change
Great Western RailwayG15050
On time
17:22 Swansea station (SWA)
2h52
20:14 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35202
On time
18:23 Swansea station (SWA)
2h47
21:10 London Paddington (PAD)
0 changesdirect
Great Western RailwayW35437
On time
19:19 Swansea station (SWA)
2h50
22:09 London Paddington (PAD)
0 changesdirect
Great Western RailwayG15051
On time
20:23 Swansea station (SWA)
3h01
23:24 London Paddington (PAD)
0 changesdirect
Wednesday 30 September
Great Western RailwayW354313:46 Swansea station (SWA)
3h30
7:16 London Paddington (PAD)0 changesdirect
Great Western RailwayW351614:59 Swansea station (SWA)
2h45
7:44 London Paddington (PAD)0 changesdirect
Great Western RailwayG150405:29 Swansea station (SWA)
2h47
8:16 London Paddington (PAD)0 changesdirect
Great Western RailwayG15040 · G15001+South Western RailwayL793535:29 Swansea station (SWA)
4h51
10:20 London Waterloo (WAT)2 changes
Great Western RailwayW351665:57 Swansea station (SWA)
2h54
8:51 London Paddington (PAD)0 changesdirect
Great Western RailwayW351676:26 Swansea station (SWA)
2h48
9:14 London Paddington (PAD)0 changesdirect
Great Western RailwayW35167 · G15003+South Western RailwayL793646:26 Swansea station (SWA)
4h50
11:16 London Waterloo (WAT)2 changes
Great Western RailwayW351696:54 Swansea station (SWA)
2h50
9:44 London Paddington (PAD)0 changesdirect
Great Western RailwayG150417:18 Swansea station (SWA)
2h56
10:14 London Paddington (PAD)0 changesdirect
Great Western RailwayG150427:44 Swansea station (SWA)
2h52
10:36 London Paddington (PAD)0 changesdirect
Great Western RailwayW354328:23 Swansea station (SWA)
2h57
11:20 London Paddington (PAD)0 changesdirect
Great Western RailwayG15043+Transport for WalesG391738:28 Swansea station (SWA)
3h18
11:46 London Paddington (PAD)1 change
Great Western RailwayW351789:22 Swansea station (SWA)
2h49
12:11 London Paddington (PAD)0 changesdirect
Great Western RailwayG15044+Transport for WalesG391819:27 Swansea station (SWA)
3h22
12:49 London Paddington (PAD)1 change
Great Western RailwayG1504510:22 Swansea station (SWA)
2h48
13:10 London Paddington (PAD)0 changesdirect

This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets Swansea to London by train or coach

Compare train and coach 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.

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Why should you book Swansea to London trains with Omio?

South Western Railway as well as Transport for Wales or Great Western Railway offer trains services from Swansea to London.
Omio is an official ticket reseller for all your travel options from Swansea to London.

Why book with Omio vs South Western Railway?

  • Compare with other providers: On Omio, you can not only buy tickets for South Western Railway, but also compare tickets for the likes of Transport for Wales or Great Western Railway to find the best option for your trip from Swansea to London.
  • 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 South Western Railway with all available travel options, which are train and bus to ensure you get the best deal for traveling from Swansea to London.

Why book with Omio over Wanderu?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Transport for Wales or Great Western Railway to find the best option for your trip from Swansea to London.
  • Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Swansea to London.

Journey information

Overview: Train from Swansea to London

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of train

Trains from Swansea to London run on average 19 times per day, taking around 3h 9m. Cheap train tickets for this journey start at £36 but you can travel from only £7 by coach.

There are 14 trains per day. The earliest train runs at 00:07, the last at 22:58. The fastest train covers the 264 km distance in 2h 38m.

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
Coach from £7
Distance
264 km
Average train duration
3h 9m
Cheapest ticket price
£36
Trains per day
19
Direct trains
14
Fastest train
2h 38m
First train
0:07
Last train
22:58
Cheapest Month
Nov
Cheapest Day
Tue
High Season
Apr - Jun
Low Season
Jan - Mar
Busiest Day
Wed
Least Busy Day
Sun
Best time to book
42 days
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
Coach from £7

Train companies: Great Western Railway, Transport for Wales, South Western Railway from Swansea to London trainsGreat Western Railway, Transport for Wales, South Western Railway trains will get you between Swansea and London from £7. 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 Great Western Railway Duration
2h 38m
Cheapest Great Western Railway Price
£36
Great Western Railway frequency
27 a day
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

Transport for Wales

About
Transport for Wales is a public transport provider in Wales, UK. It operates a comprehensive network of trains, buses and ferries across the country. The trains are modern and comfortable, with a range of different types including InterCity Express Trains, Regional Trains, and Metro Trains. Onboard facilities include free Wi-Fi, power sockets, and a range of food and drink options. There are a variety of ticket types available, including single and return tickets, season tickets, and group tickets. The most popular routes include Cardiff to Swansea, Cardiff to Newport, and Cardiff to Manchester.
Luggage & cancellation policy
Average Transport for Wales Duration
3h 23m
Cheapest Transport for Wales Price
£71
Transport for Wales frequency
2 a day
Luggage included
2 large items of luggage and 1 small hand luggage included
Luggage storage
Overhead racks, luggage areas at end of carriages, under seats
Cancellation Policy
Refund policy depends on ticket type
Refund
Full refund if service canceled
Amenities on board the train
Wifi
Food sold onboard
Trolley service on most routes with snacks and drinks. Some stations have cafes
Seat reservation
Seat reservations recommended but not mandatory. Free of charge when booking tickets
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available
Pets
Small pets in carriers travel free. Dogs allowed with ticket (£5 per day). Guide dogs free
Quiet zone

South Western Railway

About
South Western Railway is a train operating company in the United Kingdom, providing services in the south and south-west of England. It operates a variety of train types, including high-speed trains, local stopping services, and suburban commuter trains. It also offers a range of ticket types, including Advance, Off-Peak, and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, and a range of food and drink options. The most popular routes for South Western Railway include London Waterloo to Portsmouth Harbour, London Waterloo to Weymouth, and London Waterloo to Bournemouth.
Luggage & cancellation policy
Average South Western Railway Duration
4h 21m
Cheapest South Western Railway Price
£83
South Western Railway frequency
1 a day
Luggage included
2 pieces of luggage included in ticket price
Luggage storage
Overhead racks and designated luggage areas at end of carriages
Cancellation Policy
Refund depends on ticket type and timing of cancellation
Refund
Full refund if train is cancelled by operator
Amenities on board the train
Wifi
Food sold onboard
Cafe bar service with hot and cold drinks, snacks, sandwiches
Seat reservation
Seat reservations available for a fee, free for some ticket types
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, assistance service available
Pets
Small pets travel free, dogs must be on lead
Quiet zone

Complete guide to London

Things to do in London

Discover the best of London — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect London trip today.

  • Must visit

The British Museum

World-class collection spanning ancient civilisations, the Rosetta Stone and global treasures with free permanent galleries.

  • Must visit

The National Gallery

National collection of European painting from Van Gogh to Turner in a landmark Trafalgar Square setting.

  • Must visit

Victoria and Albert Museum

Vast museum of art, design and performance, loved for fashion, sculpture and major temporary exhibitions.

Pound sterling (£)

Very costly by European standards; hotels, dining and transport are notably pricier than in most UK and EU city breaks.

Average meal costs

Budget
£8-15 for fast food or street food.
Mid-range
£20-40 per person for a meal.
Fine dining
£80+ per person for upscale restaurants.
Coffee
£3-5 for a cappuccino.

Tipping culture

Restaurants often add a 12.5% service charge; if not, tip 10-12%. Taxis: round up or 10%. Cafés: no obligation, small change optional.

Trains from Swansea to London

Trains from Swansea to London depart from Swansea train station multiple times a day. Great Western Railway is the only train company that runs routes to London from Swansea. On average, trains depart from Swansea train station once or twice an hour and arrive in London at London Paddington train station. Trains from Swansea to London travel directly; no train routes require a change.

Swansea to London Train Time: Daily Departures

Trains to London from Swansea depart once or twice an hour. The train time ranges between 2h 46min and 3h 35min. The first train departs at about 03:41 and arrives at approximately 07:16 in London. The last train departs at around 20:22 from Swansea and arrives at roughly 23:09.

How long is the journey by train from Swansea to London?

The journey time to London from Swansea takes between 2h 46min and 3h 35min. The fastest trains depart in the early morning and late evening. The slowest train is the first train of the day, which departs at around 03:41 and arrives at approximately 07:16 in London. There are no train routes that require a change during the journey.

Millenium bridge in Swansea. Source: Shutterstock

What are the departure and arrival stations for trains from Swansea to London?

Departure train station: Swansea train station is the departure train station for trains that travel to London from Swansea. Swansea train station is located around 0.3 miles (0.5 km) from the city centre of Swansea. You can get to the train station from the city centre by taking a bus, taxi or walking. You can hop on the bus at Swansea City bus stop – buses that depart from this stop to Swansea train station include bus 36, 4A, 25, 28 and 111 – and you’ll get off the bus at the High Street Station bus stop. Amenities and services that are available at Swansea train station include cash machines, bathrooms, a coffee shop, ticket office, waiting area and newsstands.

Arrival train station: London Paddington train station is your arrival train station in London from Swansea. You can reach London’s city centre from London Paddington train station by taking the train, bus or a taxi. One of the most convenient ways to travel to the city centre is taking the train; you can get on the Bakerloo line from Paddington underground station. The stop you will need to disembark at for the city centre is Waterloo station. The amenities and services available at the London Paddington train station include bathrooms, lost property, waiting rooms, a first-class lounge, cafes, convenience shops, cash machines, ticket offices and disability assistance.

Which train companies travel from Swansea to London?

Great Western Railway is the only train company that travels from Swansea to London. The travel time on Great Western Railways trains ranges between 2h 46min and 3h 35min. All trains from Great Western Railway travel directly to London from Swansea. On average, there’s around one train an hour from Swansea to London. The fastest trains from this train provider depart in the morning and early evening.

Night trains London

There are some night trains to London from Swansea. The last two trains of the evening depart around 19:22 and 20:22. There is also a train that departs from Swansea at approximately 03:41 and arrives in London at around 07:16. All trains from Swansea to London travel directly and do not require a changeover. It is good to note that night trains tend to take a slower journey than those during the day.

Great Western Railway trains from Swansea to London

Great Western Railway is the only train provider which provides train services between Swansea and London. Great Western Railway trains travel between once and twice an hour to London from Swansea. The first Great Western Railway train route leaves at around 03:41 from Swansea train station and arrives at London Paddington train station at around 07:16. The latest train departs from Swansea at approximately 20:22 and arrives in London around 23:09. The fastest trains from Great Western Railway depart during the day, while slower trains tend to run at night.

Trains from Swansea to London: Sustainability travel

Travelling sustainably can be easily done when you take the train; it is an eco-friendly way to travel around. This is due to the fact that trains produce less greenhouse gases while in transit than cars and planes. You can also fit many more people on a train than in a car, so you also save on fuel consumption, as more people can travel on one journey. Great Western Railway is also committed to helping the environment and achieving a goal of zero net emissions in the coming years.

Train Swansea to London: Services on Board

There are many services on board Great Western Railway trains that you can enjoy while on your journey to London. Great Western Railway has the option of standard or first class. A first-class ticket gives you the added benefits of free Wifi, extra legroom, onboard food and access to lounges. Your standard luggage allowance is three bags, maximum. You can have one large bag, a medium-sized bag and a personal item. You can bring your bicycle on board with you; however, you need to book a spot when you book your ticket. You are allowed to bring your pet on board, too, as long as you properly secure them either in a pet carrier or with a lead. If you are a person with limited mobility, there are members of staff to help you on and off the train. There are also wheelchair ramps for you to board and alight easily. While on board, check out our online travel magazine The Window Seat.

How to find cheap train tickets from Swansea to London

There are many ways to get cheap train tickets if you know what to do and where to look. A recommendation for finding cheaper train tickets is to book a slower train or one that requires a changeover. Night trains also tend to be cheaper than those during the day. Another great idea is to book your train ticket as much in advance as possible; train tickets often become more expensive closer to the train's departure date. If you can be flexible with your travel dates and times, this is another great option for getting more affordable tickets, as you will be able to travel on the day with the cheapest fares.

Sunrise over London. Source: Shutterstock

To London by train—travel tips

London is a fabulous city for a holiday, no matter what type of trip you want to have. Mostly, it’s a great city for historical tourism. Some of the city's most popular historical destinations include Big Ben and The Houses of Parliament, Tower Bridge, Leicester Square and The Tower of London. This city is also known for its many family-fun attractions. Some of the most popular days out in London include having a picnic in Hyde Park, taking a photo with your favourite celebrity at Madame Tussauds and learning about the city on a riverboat cruise down the Thames. While in London, you can’t miss out on some of Britain’s best restaurants. Recommended affordable and highly rated restaurants include Rudie’s Shoreditch, Salsa! Soho, Firebrand Pizza Clerkenwell, Caldera and Dream Bags Jaguar Shoes. Other fun activities in London are:

  • Shopping down Oxford Street
  • Eating fish and chips next to the Thames River
  • Dancing the night away in some of London’s best clubs
  • Taking a photo with a Beefeater
  • Walking down The Mall to Buckingham Palace

FAQs: Swansea to London train

Find answers to the most common questions about traveling from Swansea to London 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 London, this guide helps you travel smarter and with confidence.

FAQs
The cost of a train ticket from Swansea to London can vary. The cheapest tickets are usually available from £36, while the average price tends to be around £76.
The train journey from Swansea to London covers a distance of 264 km and takes approximately 2h 38m. Trains run 19 per day.
The train distance from Swansea to London is 264 km.
The first train from Swansea to London leaves at 0:07.
The last train from Swansea to London departs at 22:58.
Trains from Swansea to London run approximately 19 times per day.
Currently, there is no high-speed train service from Swansea to London.
Yes, there is a direct train between Swansea and London. The service operates 14 times per day, provided by Great Western Railway.
There is no night train service from Swansea to London.
The train station in Swansea that goes to London is Swansea station (SWA), and it arrives at Heathrow Terminal 5 (HWV).
Booking trains from Swansea to London in advance is advisable, especially during peak travel seasons or for long journeys, to ensure availability and secure better fares.
The train journey from Swansea to London offers varied scenery, with views of the Welsh countryside, the Severn Estuary, and sections of the scenic Cotswolds, making it an enjoyable experience for passengers who appreciate landscapes.
Yes, you can take the train from Swansea to London.

popular train stations

Important Stations and Airports in Swansea and London

Most Swansea to London trains use the Swansea to Heathrow Terminal 5 station pair, with some services arriving at Heathrow Terminals 2 & 3. Use this guide to compare Swansea and London 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 London

Which Swansea station do trains to London leave from?

Trains from Swansea to London 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 8450507080ShoppingParkingDiningATMAccessibilityWCHotelLost and Found OfficeTicket OfficeBike ParkingBike Rental
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.

More options for your journey from Swansea to London

Here are some other resources that might have the information you need

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