Timetable

Train route

Cheap train tickets

UK train new user gifts 2% off trains


2% OFF
Jun ١٩, ٢٠٢٤-Jun ٢٠, ٢٠٢٦
2% OFF UK Train New User Promo Code
Jun ١٩, ٢٠٢٤-Jun ٢٠, ٢٠٢٦





Find best prices from Cardiff Central to London St Pancras International

Here are this week's cheapest tickets from Cardiff Central to London St Pancras International, along with train details. Our users discover these prices, which are updated daily. Given the frequent price changes, please refer to the latest update.

€40.51

الأحد2نوفمبر

€40.51

الاثنين3نوفمبر

€40.51

الثلاثاء4نوفمبر

€40.51

الأربعاء5نوفمبر

€40.51

الخميس6نوفمبر

€40.51

الجمعة7نوفمبر

€40.51

السبت8نوفمبر

View more trains 

Prices may change due to real-time fluctuations. Please refer to the latest price.

Cardiff Central to London St Pancras International Train prices and times

Looking to travel from Cardiff Central to London St Pancras International? You can buy train tickets with Trip.com for as low as €40.51, with average prices for this route around €42.10.

To get the best deals, we recommend buying in advance and researching alternatives such as split tickets.

View More Trains

Departure	Arrival	Operator	Find Tickets
21:20 2 hours 42 minutes, Direct Cardiff Central	00:02 +1 London St Pancras International		Find Tickets
23:11 7 hours 53 minutes, Changes required Cardiff Central	07:04 +1 Paris		Find Tickets

Cardiff Central to London St Pancras International Train Route Details

First train

08:50

Last train

23:11

Departure station

Cardiff Central

Arrival station

London St Pancras International

Journey time

2 hours 24 minutes

Distance

212 km

Price

€40.51*

Train operators

Great Western Railway

How to book cheap train tickets from Cardiff Central to London St Pancras International

Season Tickets for frequent travel

If you frequently travel between Cardiff Central and London St Pancras International, a Season Ticket allows unlimited travel between these stations and is available for various durations, such as weekly, monthly, annual, or flexi. Enjoy the convenience of not having to buy a ticket for each journey, as well as significant savings.

Network Railcard for South East England

For only a small annual fee, you can save 1/3 on most fares in South East England, including routes in and out of London, with the Network Railcard. Covering both standard and off-peak tickets, this railcard is particularly beneficial for those who travel regularly within this region.

Traveling in off-peak train times

We recommend buying train tickets from Cardiff Central to London St Pancras International during off-peak hours. These times are usually before 06:30, between 09:30 and 16:00, and after 19:00 on weekdays, as well as all day on weekends and bank holidays. Choosing Off-Peak train tickets means benefiting from cheaper fares and less crowded trains, making your journey more enjoyable.

Get 1/3 off with a Railcard

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travelers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.

Split tickets to save an average extra 30%

Splitting tickets involves buying separate, cheaper tickets for different parts of your journey on the same train instead of just one ticket for the entire trip. For instance, if you're traveling from Cardiff Central to London St Pancras International, you might find that purchasing a ticket from A to C, then C to B costs less than a direct ticket. This method is perfectly legal and often doesn't require leaving your seat.

Book in advance to save an average of 61%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!

Travel in a group to save 1/3

If you are traveling in a group of three to nine people, take advantage of group travel discounts, offered by most train companies, for a discount of up to 1/3 on standard fares. This can make traveling from Cardiff Central to London St Pancras International more affordable for families, friends, or colleagues planning a trip together.

Cardiff Central to London St Pancras International train ticket types

Here are different ticket types available for this route, each with their own benefits and restrictions. Here are the options to consider:





Why Book Train Tickets With Trip.com?

Best price promise
If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*
Split Tickets
Save an average of 30% on train fares by splitting your Cardiff Central to London St Pancras International journey
National Rail Partners
Official train ticket sellers with 5-star customer support
No Booking Fees on the App
Only pay for your train travel – no hidden fees

*After comparing the full year of 2023 for SplitTickets and full-price tickets on Trip.com, the average savings rate for SplitTickets is 30%.

Trains from Cardiff Central to London St Pancras International from €40.51

Save an average of 30%* with SplitTickets

2% OFF

2% OFF UK Train New User Promo Code

Cardiff Central to London St Pancras International Train prices and times

Cardiff Central to London St Pancras International Train Route Details