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Cardiff to Heathrow Airport Train prices and times

Looking to travel from Cardiff to Heathrow Airport? You can buy train tickets with Trip.com for as low as €48.48, with average prices for this route around €64.80.

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

  • Sat, Sep 6
  • Sun, Sep 7
  • Mon, Sep 8
  • Tue, Sep 9
  • Wed, Sep 10
  • Thu, Sep 11
  • Fri, Sep 12
DepartureArrivalDurationOperator
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06:20
Cardiff Central
08:51
Heathrow Terminals 2 & 3
2h 31m, Changes requiredGreat Western RailwayElizabeth line
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06:20
Cardiff Central
08:55
Heathrow Terminals 2 & 3
2h 35m, Changes requiredGreat Western RailwayHeathrow Express
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06:47
Cardiff Central
09:21
Heathrow Terminals 2 & 3
2h 34m, Changes requiredGreat Western RailwayElizabeth line
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06:47
Cardiff Central
09:25
Heathrow Terminals 2 & 3
2h 38m, Changes requiredGreat Western RailwayHeathrow Express
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07:18
Cardiff Central
09:51
Heathrow Terminals 2 & 3
2h 33m, Changes requiredGreat Western RailwayElizabeth line
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07:18
Cardiff Central
09:55
Paris
2h 37m, Changes requiredGreat Western RailwayHeathrow Express
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Cardiff to Heathrow Airport Train Route Details

First train
First train
05:14
Last train
Last train
22:47
Departure station
Departure station
Cardiff
Arrival station
Arrival station
Heathrow Airport
Journey time
Journey time
2h 28m
Distance
Distance
118 miles
Price
Price
€48.48*
Train operators
Train operators
Heathrow Express, Elizabeth line, Great Western Railway

How to book cheap train tickets from Cardiff to Heathrow Airport

Traveling in off-peak train times

Traveling in off-peak train times

We recommend buying train tickets from Cardiff to Heathrow Airport 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

Get 1/3 off with a Railcard

With a Railcard, you can save up to 1/3 on most rail fares. There are different types of Railcards available, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard, each catering to specific groups of travelers. You can discover more about Railcards here.
Split tickets to save an average extra 30%

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 to Heathrow Airport, 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%

Book in advance to save an average of 61%

Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than tickets purchased closer to departure. By planning your trip from Cardiff to Heathrow Airport ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.
Travel in a group to save 1/3

Travel in a group to save 1/3

If you are planning a trip with a group of three to nine people, take advantage of ⅓ off standard fares with group travel discounts, offered by many train companies, perfect for journeys with your family, friends, or colleagues.

Cardiff to Heathrow Airport 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?

  • Split Tickets

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Cardiff to Heathrow Airport journey

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