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Cardiff Queen Street to London Marylebone train timetable
Journey from Cardiff Queen Street to London Marylebone on the fastest train in 2h 22m, usually 2h 30m. Every day, 31 trains leave from Cardiff Queen Street, starting at 00:01 and ending at 22:59. During Off-Peak Times from 09:30 on weekdays, enjoy a quieter and less crowded journey. Get real-time updates on train schedules, delays, and cancellations. Save time, effort, and money with us.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
05:43 Cardiff Queen Street | 2h 23m, 1 change | 08:06 London Marylebone | Transport for Wales | Find tickets |
06:12 Cardiff Queen Street | 2h 26m, 1 change | 08:38 London Marylebone | Transport for Wales | Find tickets |
06:32 Cardiff Queen Street | 2h 41m, 1 change | 09:13 London Marylebone | Transport for Wales | Find tickets |
07:12 Cardiff Queen Street | 2h 22m, 1 change | 09:34 London Marylebone | Transport for Wales | Find tickets |
07:37 Cardiff Queen Street | 2h 29m, 1 change | 10:06 London Marylebone | Transport for Wales | Find tickets |
Cardiff Queen Street to London Marylebone train tickets and times
Cardiff Queen Street to London Marylebone train travel guide
The train journey from Cardiff Queen Street to London Marylebone combines efficiency with pleasure, featuring beautiful scenery and comfort. With frequent departures from Cardiff Queen Street, you can get to London Marylebone in just 2h 22m, making it an ideal and convenient choice for travelling between them.

Planning and booking
How much does it cost for a train from Cardiff Queen Street to London Marylebone?
The average fare from Cardiff Queen Street to London Marylebone is approximately €43.08, but the final price fluctuates. The actual cost depends on your travel dates, how far in advance you book, and your ticket's flexibility. To see the current price for your journey, please search with your specific dates.
How do I find the best train route from Cardiff Queen Street to London Marylebone?
What is the fastest train from Cardiff Queen Street to London Marylebone?
The fastest train journey time from Cardiff Queen Street to London Marylebone is 2h 22m . Use our Train Journey Planner to find direct trains, avoid transfers, and compare travel times for each route to see if there are fewer stops to make your journey seamless.
Are there direct trains from Cardiff Queen Street to London Marylebone?
No, unfortunately, you need to transfer from Cardiff Queen Street to London Marylebone. Still, the TrainPal Train Journey Planner helps you find the best train. Just input your origin or destination places, then click "Search" to see the suitable route.
Is it worth taking a train from Cardiff Queen Street to London Marylebone?
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?
You can book UK train tickets as far as 12 weeks ahead of your travel date. This is the key period when train operators release their cheapest Advance tickets. Therefore, to ensure you get the best possible fare, we recommend purchasing your tickets as soon as they become available.

Check timetables and during the journey
How do I find Cardiff Queen Street to London Marylebone train timetables?
Cardiff Queen Street to London Marylebone trains are generally punctual, but delays or disruptions can happen due to weather, strikes, and other factors. With Train Journey Planner, finding a train timetable for your trip is simple. Enter your departure and arrival stations to view a detailed schedule of available trains. Provide your travel details to find the best routes, connections, and train times.
How early should I arrive for a train in the UK?
It’s recommended to reach the train station 15-20 minutes before your train is set to leave. This gives you sufficient time to locate your platform, particularly in larger stations. Arriving early is also beneficial if you need to collect tickets or find your way around an unfamiliar station, helping to minimise any potential stress.
Do Cardiff Queen Street to London Marylebone trains offer Wi-Fi and other facilities?
Yes, most trains on the Cardiff Queen Street to London Marylebone 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?
Make use of our Train Journey Planner for detailed transfer information, ensuring your journey is smooth and efficient, saving you valuable time and effort, and allowing you to rest completely for your travels.
What is the difference between Standard and First Class?
Standard Class ensures a comfortable journey. For an upgraded experience, First Class provides superior comfort and additional amenities, such as complimentary refreshments, though the exact services vary by 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?
Get easy and quick access to live updates and notifications via the TrainPal app. If your phone is enabled to receive messages from us, you'll receive notifications about train cancellations on your screen as soon as you pick up your phone
Which train companies operate the Cardiff Queen Street to London Marylebone route?
The route from Cardiff Queen Street to London Marylebone is operated by Great Western Railway. To find the operator for any other journey, perform a search for your route on this page; the operator's name will be listed with each travel option.
Essential onboard rules and facilities
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Luggage
You can bring up to three pieces of luggage for free, including satchels, backpacks, suitcases, and similar items.
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Bicycle
Bike reservations are mandatory and free for most train journeys, but space is limited. Standard bicycles and folding bikes are generally allowed. Some operators also permit tandems and e-bikes. Please note that e-scooters, motorcycles, tricycles, and bicycle trailers are not permitted. We strongly recommend checking the specific cycle policy on your train operator's website before you travel.
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Children
Children under 5 usually travel free. Children aged 5–15 get 50% off, and 16-year-olds can use the 16-17 Saver Railcard for 50% off.
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Pets
Bring up to 2 pets free; keep dogs on a lead or in a carrier. No animals on seats or in restaurant carriages.
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Passenger assistance
For passengers with disabilities or additional needs, all train operators provide dedicated assistance. It is essential to book this service in advance to guarantee its availability.
How to buy cheap Cardiff Queen Street to London Marylebone train tickets

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

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* 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.





















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