- Must visit
The British Museum
World-class collection spanning ancient civilisations, the Rosetta Stone and global treasures with free permanent galleries.
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
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.
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.
W35161
W35431
G15050
G15051
W35437
W35161
W35188
G15040
W35202
G15045The 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.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
G15046 | On time 11:22 Swansea station (SWA) | 2h50 | 14:12 London Paddington (PAD) | 0 changesdirect | |
G15047+ G39195 | Delayed 11:50 11:27Swansea station (SWA) | 3h17 | 14:44 London Paddington (PAD) | 1 change | |
W35434 | On time 12:22 Swansea station (SWA) | 2h50 | 15:12 London Paddington (PAD) | 0 changesdirect | |
W35188 | On time 13:22 Swansea station (SWA) | 2h47 | 16:09 London Paddington (PAD) | 0 changesdirect | |
G15048+ Y62516 | Delayed 13:54 13:52Swansea station (SWA) | 2h49 | 16:41 London Paddington (PAD) | 1 change | |
G15049 | On time 14:22 Swansea station (SWA) | 2h50 | 17:12 London Paddington (PAD) | 0 changesdirect | |
W35435 | On time 15:22 Swansea station (SWA) | 2h51 | 18:13 London Paddington (PAD) | 0 changesdirect | |
W35196+ G39219 | Delayed 15:50 15:27Swansea station (SWA) | 3h14 | 18:41 London Paddington (PAD) | 1 change | |
W35198 | On time 16:22 Swansea station (SWA) | 2h54 | 19:16 London Paddington (PAD) | 0 changesdirect | |
W35200+ G39231 | Delayed 16:50 16:27Swansea station (SWA) | 3h17 | 19:44 London Paddington (PAD) | 1 change | |
G15050 | On time 17:22 Swansea station (SWA) | 2h52 | 20:14 London Paddington (PAD) | 0 changesdirect | |
W35202 | On time 18:23 Swansea station (SWA) | 2h47 | 21:10 London Paddington (PAD) | 0 changesdirect | |
W35437 | On time 19:19 Swansea station (SWA) | 2h50 | 22:09 London Paddington (PAD) | 0 changesdirect | |
G15051 | On time 20:23 Swansea station (SWA) | 3h01 | 23:24 London Paddington (PAD) | 0 changesdirect | |
| Wednesday 30 September | |||||
W35431 | 3:46 Swansea station (SWA) | 3h30 | 7:16 London Paddington (PAD) | 0 changesdirect | |
W35161 | 4:59 Swansea station (SWA) | 2h45 | 7:44 London Paddington (PAD) | 0 changesdirect | |
G15040 | 5:29 Swansea station (SWA) | 2h47 | 8:16 London Paddington (PAD) | 0 changesdirect | |
G15040 · G15001+ L79353 | 5:29 Swansea station (SWA) | 4h51 | 10:20 London Waterloo (WAT) | 2 changes | |
W35166 | 5:57 Swansea station (SWA) | 2h54 | 8:51 London Paddington (PAD) | 0 changesdirect | |
W35167 | 6:26 Swansea station (SWA) | 2h48 | 9:14 London Paddington (PAD) | 0 changesdirect | |
W35167 · G15003+ L79364 | 6:26 Swansea station (SWA) | 4h50 | 11:16 London Waterloo (WAT) | 2 changes | |
W35169 | 6:54 Swansea station (SWA) | 2h50 | 9:44 London Paddington (PAD) | 0 changesdirect | |
G15041 | 7:18 Swansea station (SWA) | 2h56 | 10:14 London Paddington (PAD) | 0 changesdirect | |
G15042 | 7:44 Swansea station (SWA) | 2h52 | 10:36 London Paddington (PAD) | 0 changesdirect | |
W35432 | 8:23 Swansea station (SWA) | 2h57 | 11:20 London Paddington (PAD) | 0 changesdirect | |
G15043+ G39173 | 8:28 Swansea station (SWA) | 3h18 | 11:46 London Paddington (PAD) | 1 change | |
W35178 | 9:22 Swansea station (SWA) | 2h49 | 12:11 London Paddington (PAD) | 0 changesdirect | |
G15044+ G39181 | 9:27 Swansea station (SWA) | 3h22 | 12:49 London Paddington (PAD) | 1 change | |
G15045 | 10:22 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 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.
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.
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 |
Discover the best of London — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect London trip today.
World-class collection spanning ancient civilisations, the Rosetta Stone and global treasures with free permanent galleries.
National collection of European painting from Van Gogh to Turner in a landmark Trafalgar Square setting.
Vast museum of art, design and performance, loved for fashion, sculpture and major temporary exhibitions.
Lively pedestrian riverside route linking major sights, street performers, markets and excellent views across the Thames.
West End square famous for lions, fountains and events, surrounded by galleries and central to many first-time visits.
Grand royal park with Serpentine lake, broad paths and easy walks to Kensington Palace and Buckingham Palace.
A classic breakfast of sausages, bacon, eggs, beans, mushrooms and toast. A staple of British cafés and weekend dining across London.
Pale ale battered fish with chips, usually served with mushy peas and tartare sauce. A long-standing favourite in London pubs and chippies.
Slow-cooked beef in rich gravy topped with mashed potato. This hearty pie is closely associated with East London working-class food culture.
Luxury hotel venue renowned for formal afternoon tea with fine pastries, sandwiches and impeccable service in grand surroundings.
Refined Indian restaurant with a Michelin star, celebrated for polished cooking and a landmark role in London’s modern dining scene.
Historic dining room famed for traditional British pies, roast meats and classic puddings in elegant, old-school surroundings.
Very costly by European standards; hotels, dining and transport are notably pricier than in most UK and EU city breaks.
Restaurants often add a 12.5% service charge; if not, tip 10-12%. Taxis: round up or 10%. Cafés: no obligation, small change optional.
Official public transport app
London Waterloo -> London Charing Cross, 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.
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.
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
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.
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.
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 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.
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.
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.
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
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:
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.

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.
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 options are available at Swansea.
ATMs are available at Swansea.
Ticket office support is available at Swansea.
Lost and found is available at the station.
Available at Swansea: Parking, WC.
Available at Swansea: Bike Parking, Bike Rental.
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.
Heathrow Terminal 5 is 25 km from London city centre. Public transport options include:
Heathrow Terminal 5 has practical services for this route, including Parking, Accessibility, Lounge, Lost and Found Office and Ticket Office.
Ticket office support is available at Heathrow Terminal 5.
Lost and found is available at the station.
Available at Heathrow Terminal 5: Parking.
Accessibility facilities are available at Heathrow Terminal 5: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Level access to platforms, lifts to airport facilities. Ticket Office is step free. Wheelchair users can board trains with ease as the platforms are level with the trains, Accessible ticket machines: There are accessible ticket machines at this station, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.
Heathrow Terminals 2 & 3 is 23 km from London city centre. Public transport options include:
Heathrow Terminals 2 & 3 has practical services for this route, including Wifi, Shopping, Parking, ATM, Accessibility, WC, Lost and Found Office and Ticket Office.
Wi-Fi is available at Heathrow Terminals 2 & 3. ATMs are available at Heathrow Terminals 2 & 3.
Ticket office support is available at Heathrow Terminals 2 & 3.
Lost and found is available at the station.
Available at Heathrow Terminals 2 & 3: Parking, WC.
Accessibility facilities are available at Heathrow Terminals 2 & 3: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Level access to platforms, lifts to airport facilities. Ticket Office is step free. Wheelchair users can board trains with ease as the platforms are level with the trains, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: No, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.
Heathrow Terminal 4 is 22 km from London city centre. Public transport options include:
Heathrow Terminal 4 has practical services for this route, including Wifi, Shopping, Parking, ATM, Accessibility, WC, Lost and Found Office and Ticket Office.
Wi-Fi is available at Heathrow Terminal 4. ATMs are available at Heathrow Terminal 4.
Ticket office support is available at Heathrow Terminal 4.
Lost and found is available at the station.
Available at Heathrow Terminal 4: Parking, WC.
Accessibility facilities are available at Heathrow Terminal 4: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Level access to platforms, lifts to airport facilities. Ticket Office is step free. Wheelchair users can board trains with ease as the platforms are level with the trains, Accessible ticket machines: There are accessible ticket machines at this station, Accessible toilets: Yes, Ramp for train access: No, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: No.
Here are some other resources that might have the information you need