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Cardiff to Heathrow Terminal 4 train prices and times

Planning a journey from Cardiff to Heathrow Terminal 4? Trip.com offers train tickets starting from as low as AU$ 87.13, with average prices for this route around AU$ 124.01. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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DepartsArrivesDurationOperator
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09:19
Cardiff Central
11:57
Heathrow Terminal 4
2h 38m, No directGreat Western RailwayElizabeth line
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09:19
Cardiff Central
12:12
Heathrow Terminal 4
2h 53m, No directGreat Western RailwayElizabeth line
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09:49
Cardiff Central
12:27
Heathrow Terminal 4
2h 38m, No directGreat Western RailwayElizabeth line
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09:49
Cardiff Central
12:42
Heathrow Terminal 4
2h 53m, No directGreat Western RailwayElizabeth line
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10:18
Cardiff Central
12:57
Heathrow Terminal 4
2h 39m, No directGreat Western RailwayElizabeth line
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10:18
Cardiff Central
13:12
Paris
2h 54m, No directGreat Western RailwayElizabeth line
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Cardiff to Heathrow Terminal 4 train route details

First train
First train
05:07
Last train
Last train
23:30
Departure station
Departure station
Cardiff
Arrival station
Arrival station
Heathrow Terminal 4
Journey time
Journey time
2h 33m
Distance
Distance
189 km
Price
Price
AU$ 87.13*
Train Operators
Train Operators
Elizabeth line, Great Western Railway

How to book cheap train tickets from Cardiff to Heathrow Terminal 4

Travelling in off-peak train times

Travelling in off-peak train times

We recommend buying train tickets from Cardiff to Heathrow Terminal 4 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.
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 Cardiff to Heathrow Terminal 4 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%

Another option to consider is splitting your tickets, which can save you around extra 30% on fares. Instead of purchasing a direct ticket from Cardiff to Heathrow Terminal 4, you can split the route into two legs: A to C and C to B. This often turns out to be more affordable than buying a direct ticket, and you won’t even need to leave the train… or often 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 Terminal 4 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 Cardiff to Heathrow Terminal 4 more affordable for families, friends, or colleagues planning a trip together.

Cardiff to Heathrow Terminal 4 train ticket types

Save money on your trip from Cardiff to Heathrow Terminal 4 with suitable train tickets. It's a great way to spend less!

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best Price Promise

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Cardiff to Heathrow Terminal 4 journey

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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%.