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Heathrow Airport to Cardiff train prices and times

Use Trip.com to buy tickets from Heathrow Airport to Cardiff, starting from OMR 21.240 and averaging OMR 29.240. The entire journey takes no more than 2h 14m. If you want to get more discounts, consider purchasing split tickets. Additionally, buying in advance is also good choice.

  • Mon, Sep 1
    From OMR 24.620
  • Tue, Sep 2
    From OMR 21.240
  • Wed, Sep 3
    From OMR 21.240
  • Thu, Sep 4
    From OMR 21.240
  • Fri, Sep 5
    From OMR 21.240
  • Sat, Sep 6
    From OMR 21.240
  • Sun, Sep 7
    From OMR 21.240
DepartsArrivesDurationOperator
Find Tickets
07:06
Heathrow Terminals 2 & 3
09:35
Cardiff Central
2h 29m, No directElizabeth lineGreat Western Railway
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07:17
Heathrow Terminals 2 & 3
09:35
Cardiff Central
2h 18m, No directHeathrow ExpressGreat Western Railway
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07:36
Heathrow Terminals 2 & 3
10:09
Cardiff Central
2h 33m, No directElizabeth lineGreat Western Railway
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07:47
Heathrow Terminals 2 & 3
10:09
Cardiff Central
2h 22m, No directHeathrow ExpressGreat Western Railway
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08:06
Heathrow Terminals 2 & 3
10:37
Cardiff Central
2h 31m, No directElizabeth lineGreat Western Railway
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08:17
Heathrow Terminals 2 & 3
10:37
Paris
2h 20m, No directHeathrow ExpressGreat Western Railway
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Heathrow Airport to Cardiff train route details

First train
First train
00:03
Last train
Last train
22:51
Departure station
Departure station
Heathrow Airport
Arrival station
Arrival station
Cardiff
Journey time
Journey time
2h 14m
Distance
Distance
189 km
Price
Price
OMR 21.240*
Train Operators
Train Operators
Heathrow Express, Elizabeth line, CrossCountry

How to book cheap train tickets from Heathrow Airport to Cardiff

Travelling in off-peak train times

Travelling in off-peak train times

Off-Peak train tickets are generally cheaper than peak-time tickets, allowing travel outside morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays. If your schedule allows for flexibility, choosing off-peak times for your trip from Heathrow Airport to Cardiff can result in significant cost savings.
Using the Railcard for 1/3 off

Using the Railcard for 1/3 off

You can choose a Railcard to help you save up to 1/3 on fares from Heathrow Airport to Cardiff for various reasons, such as your age (including the 16-25 Railcard or Senior Railcard) or options geared towards group travel (Family & Friends Railcard and Two Together Railcard). Discover more 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 travelling from Heathrow Airport to Cardiff, 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 Heathrow Airport to Cardiff ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.
Group travels to save 1/3

Group travels to save 1/3

If you are travelling 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 travelling from Heathrow Airport to Cardiff more affordable for families, friends, or colleagues planning a trip together.

Heathrow Airport to Cardiff train ticket types

Save money on your trip from Heathrow Airport to Cardiff with suitable train tickets. It's a great way to spend less!

Why Book Train Tickets With Trip.com?

  • Split Tickets

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  • Split Tickets

    Split Tickets

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