Cardiff Airport to London by train

Compare prices, times and book fast direct trains

Overview: trains from Cardiff Airport to London

Find the key information for travelling by train from Cardiff Airport to London, including journey times, fares and operators serving the route. Compare your options and plan the journey that works for you with Rail Europe.

First train 06:04 View journey
Last train 23:13 View journey
Avg changes 1
Fastest journey 2hr 35m View journey
Distance (km) 225
Trains / day 42 View all
Cheapest journey AU$124.83 View journey
Avg journey time 3hr 22m
Train operators 6

Cardiff Airport to London by train

Gearing up for an adventure by rail from Cardiff Airport to London? Read on for essential information about this journey, which spans 225 kilometres.

Train travel between Cardiff Airport and London: train ticket prices

Cost of train tickets from Cardiff Airport to London:

  • Cheapest tickets: AU$124.83

  • Cost of tickets when booked 30 days in advance:

  • Cost of tickets when booked 7 days in advance:

Tickets go on sale 4 and a half months in advance.

Train times for travel from Cardiff Airport to London

During the week, the earliest departure time is at 06:04 and the last departure is 23:13. On weekends, the first train departs at 06:06 and the last train leaves at 23:06. On average, a total of 42 trains make this journey each day.

What are the travel time and distance for trains from Cardiff Airport to London?

On this route spanning 225 kilometres in total, the fastest journey takes 2 hours and 35 minutes.

How far in advance Cardiff Airport and London tickets go on sale

Tickets for travel between Cardiff Airport and London are available 4 and a half months in advance. To be notified by email when a certain travel date goes on sale, set up a booking alert.

Learn more about train travel from Cardiff Airport to London

Looking for more insights into train travel across Europe? Our help articles cover everything from booking to navigating stations and understanding ticket types. Then, explore the travel ideas in our London city guide to get you excited for your upcoming adventure.

FAQs about the train journey from Cardiff Airport to London

Want to know more about your journey from Cardiff Airport to London? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

The total distance between Cardiff Airport and London is 225 kilometres.

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Sncf Eurostar Deutsche Bahn Trenitalia National Rail ÖBB Renfe SBB
Interrail Eurail TGV Lyria Swiss Travel System Italo Iryo Alleo OUIGO RegioJet

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Child and youth passengers

The definition of "Child" and "Youth" varies by country and operator. This is why we ask for the age of young passengers.

Sometimes children below a certain age can travel without a seat for free. If you want to guarantee a seat for child passengers, enter '6' as the age of the child.

Read more about child and youth passenger ages. See also youth discounts and railcards.