
No booking fees on the app

Best Price Promise

Delay Repay

24/7 customer support
Cardiff Central to Heathrow Terminal 4 train ticket prices
£37.80
On Thu 01 Jan
Cardiff Central to Heathrow Terminal 4 train timetable
From Cardiff Central to Heathrow Terminal 4, take the fastest train in 2h 33m, typically 2h 48m. Daily, 51 trains depart from Cardiff Central, with the first at 05:54 and the last at 23:30. Check real-time updates for train times, delays, and cancellations. TrainPal saves you time, effort, and money.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
16:21 Cardiff Central | 2 hours 37 minutes, 2 change | 18:58 Heathrow Terminal 4 | Great Western Railway | Find tickets |
16:21 Cardiff Central | 2 hours 51 minutes, 1 change | 19:12 Heathrow Terminal 4 | Great Western Railway | Find tickets |
16:50 Cardiff Central | 2 hours 37 minutes, 2 change | 19:27 Heathrow Terminal 4 | Great Western Railway | Find tickets |
16:50 Cardiff Central | 2 hours 52 minutes, 1 change | 19:42 Heathrow Terminal 4 | Great Western Railway | Find tickets |
17:18 Cardiff Central | 2 hours 39 minutes, 2 change | 19:57 Heathrow Terminal 4 | Great Western Railway | Find tickets |
Cardiff Central to Heathrow Terminal 4 train tickets and times
Plan your journey from Cardiff Central to Heathrow Terminal 4 with ease. Explore the first and last train times, departure and arrival stations, distance, journey time, and price options to make the most of your trip.
Cardiff Central to Heathrow Terminal 4 train travel guide
Taking the train from Cardiff Central to Heathrow Terminal 4 is both efficient and enjoyable, offering scenic views and comfort. With frequent departures from Cardiff Central, you can arrive at Heathrow Terminal 4 in just 2h 33m, making it a quick and convenient option for travelling between these two places.

Planning and booking
How much does it cost for a train from Cardiff Central to Heathrow Terminal 4?
The average ticket fare from Cardiff Central to Heathrow Terminal 4 is about £37.80, but prices are dynamic. The final cost depends on when you book, when you travel, and ticket flexibility. To find the exact cost for your journey, please search with your travel dates.
What is the best way to travel from Cardiff Central to Heathrow Terminal 4 by train?
What is the fastest train from Cardiff Central to Heathrow Terminal 4?
The fastest train journey time from Cardiff Central to Heathrow Terminal 4 is 2h 33m. Direct trains can save significant time by avoiding transfers. Always check if a direct route is available for your journey. Moreover, when searching for trains, consider the total travel time. Some routes with fewer stops or more efficient schedules might be faster.
Are there direct trains from Cardiff Central to Heathrow Terminal 4?
No, you will need to transfer when travelling from Cardiff Central to Heathrow Terminal 4. TrainPal Train Journey Planner will assist you in finding the best train route. Enter the origin or destination places and other relevant details, then click "Search" to find the most suitable route.
Is it worth taking a train from Cardiff Central to Heathrow Terminal 4?
Yes, the train is always an excellent choice that balances convenience, comfort, and efficiency. It's more environmentally friendly and relaxing than driving, as you avoid traffic and parking. While coaches may be cheaper, the train provides superior comfort, more space, and greater scheduling flexibility. With the added benefit of arriving directly in the city centre, it's a very convenient way to travel.
How far in advance can I book my train ticket?
To get the best price on UK train tickets, it is essential to book as early as you can. Train operators generally release their cheapest Advance tickets up to 12 weeks ahead of the travel date, making early booking the most effective way to secure a lower fare.

Check timetables and during the journey
How do I find Cardiff Central to Heathrow Terminal 4 train timetables?
Cardiff Central to Heathrow Terminal 4 trains are generally punctual, but delays or cancellations can occur due to weather, strikes, and other factors. After purchasing a ticket, use TrainPal to track live train updates. Before buying a ticket, our Train Journey Planner provides all necessary booking information. Simply enter your departure and arrival stations, click 'Search,' and view routes labelled 'Cheapest' or 'Fastest,' with all details displayed.
How early should I arrive for a train in the UK?
Typically, you should plan to arrive at the station 15-20 minutes before your train is scheduled to depart. However, the size of the station and your familiarity with it can affect this timing. For larger or less familiar stations, leaving home earlier can help reduce stress and ensure a more relaxed journey.
Do Cardiff Central to Heathrow Terminal 4 trains offer Wi-Fi and other facilities?
Yes, most trains on the Cardiff Central to Heathrow Terminal 4 route offer amenities like Wi-Fi, food services, and various seating options. Additional facilities may include power sockets, accessibility features, and luggage storage. Check the specific amenities offered by the train operator when booking, as these can vary.
How do I transfer between train stations in the UK?
Check our Train Journey Planner, which provides detailed information about transfers to ensure your journey is uninterrupted, saving you time and effort, and allowing you to get a full rest for travelling.
What is the difference between Standard and First Class?
While Standard Class offers a good travel experience, First Class provides an upgrade in comfort and service. This typically includes enhanced amenities like complimentary food and drinks, though the specific offerings depend on the train operator.

Other things you might be interested
Are there discounts for students or seniors on UK train tickets?
Can UK train tickets be refunded or changed?
How do I check train delays and cancellations in the UK?
Checking train delays and cancellations in the UK is simple. Utilise the TrainPal mobile app for real-time information. We offer live updates, including live train status and notifications of any train strikes.
Which train companies operate the Cardiff Central to Heathrow Terminal 4 route?
The Cardiff Central to Heathrow Terminal 4 route is operated by Elizabeth line. For any journey, the easiest way to find the operator is to search for your route on this page. The operator's name will appear next to each travel option in the results.
Essential onboard rules and facilities
-
Luggage
Each passenger is permitted to bring up to 3 pieces of luggage at no extra cost. This can include a combination of items such as suitcases, backpacks, and satchels.
-
Bicycle
You must make a free reservation to bring a bike on most trains, but space is limited. Standard and folding bikes are generally accepted, and some operators also permit tandems and e-bikes. However, e-scooters, motorcycles, tricycles, and bicycle trailers are prohibited. We strongly advise checking the train operator's specific cycle policy on their website before travelling.
-
Children
Children under 5 typically travel for free. A 50% discount applies to children aged 5 to 15. Additionally, those aged 16 and 17 are eligible for a 50% discount with a 16-17 Saver Railcard.
-
Pets
Bring up to 2 pets free; keep dogs on a lead or in a carrier. No animals on seats or in restaurant carriages.
-
Passenger assistance
Passengers with disabilities or additional needs can arrange assistance with their train operator, if required. To ensure support is available for your journey, this service should be booked in advance.
How to buy cheap Cardiff Central to Heathrow Terminal 4 train tickets

Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
Compensation and refunds

Your plans have changed?

Your train was disrupted?
More train routes
* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.





















New user welcome pack