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Trip Summary
8 trains operate daily from Hounslow to Cardiff. The train trip from Hounslow to Cardiff is usually about 3 hours and 18 minutes long. However, traveling on the fastest South Western Railway + Connections train can get you there in as little as 2 hours and 58 minutes.
| Distance | 121 mi (194 km) |
| Fastest train | 2h 58m |
| Lowest price | €42.34 |
| Most frequent service | South Western Railway + Connections |
| Train lines | 1 |
Which train should you take from Hounslow to Cardiff?
South Western Railway + Connections is the one and only train line which connects Hounslow to Cardiff. However, there are 8 trains per day to choose from.
| Train | Daily Trips | Avg. Time | Avg. Price |
|---|---|---|---|
| South Western Railway + Connections | 8 | 3h 18m | €65.39 |
UK's South Western Railway operates passenger rail services in London, Windsor, Reading, and Southampton. Both standard class and first-class seating are available, with the first-class section clearly marked and physically separated from the rest of the train by internal doorways. These cars offer more space and quiet away from the more crowded areas.
Frequently Asked Questions
Trains departing from Hounslow to Cardiff tend to have the most passengers on Friday. With higher demand ticket prices also tend to be higher on Friday. If you are trying to snag a cheap train tickets or just want an emptier train you'll have better luck by booking travel departing on Friday as the least number of people tend to travel then.
The earliest train departs Hounslow at 07:00 while the last train of the day leaves at 22:00. To see all scheduled departure times, use the search function on this page to get the full schedule for your specific travel dates.
There are 8 scheduled trains on most days. Unfortunately, none of them are direct connections, so you will need to disembark from your original train and board a connecting train during your journey. Don't forget to bring your carry-on luggage when you switch trains. In some instances, you may also be responsible for transferring your own checked baggage.
You can also take a train for your return trip from Cardiff to Hounslow.
City Information
Cardiff
Image credit: Unsplash
Image credit: Unsplash
Image credit: Unsplash
Cardiff is the capital of Wales, as well as its largest city. Although the city was initially founded as a Roman fort, Cardiff has glided effortlessly into the 21st century, offering tourists a diverse mix of old and new.
Looking to explore the city's history? Cardiff Castle at the heart of the city makes for an exciting day out, where visitors can learn about the fascinating 2,000 years of history that the castle represents.
If the castle gets you in the mood to explore more history, the St Fagans National Museum of History will surely satisfy your historical appetite. As one of Europe's leading open-air museums, the museum offers historical attractions that detail history back to the Celtic era.
For those seeking a more modern experience, Cardiff boasts a fantastic selection of shops and cafes, with Cardiff Central Market as the top choice for retail therapy.
Cardiff has excellent transport links, making it an easy place to visit no matter where you're coming from. Cardiff Airport provides access for visitors traveling from off the island, while high-speed rail services make access to and from London simple. Cardiff Central Station also offers direct routes from Bristol, Bath, Manchester, Nottingham, as well as other main cities and towns.
Station Information
Where is the train station in Hounslow?
Main departure station: Hounslow Station
There is one train station in Hounslow.
All train stations in Hounslow:
Hounslow Station
Where is the train station in Cardiff?
Image credit: Hugh Llewelyn
Link to image attributionMain arrival station: Cardiff Central
Cardiff Central Station is the largest and busiest rail terminal in Wales and one of two primary train stations in Cardiff. A registered historic building, it first opened in 1850 but is known for its art deco concourse and north entrance, both added in the 1930s. Most facilities are in the main concourse, including ATMs, food outlets, and a newsagent. Transport for Wales operates services to south, central, and north Wales, while Cross Country runs hourly services to Gloucester, Birmingham, and Derby. Great Western operates the route to London Paddington via Bristol Parkway.
Train stations in Cardiff:
Cardiff Central
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