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Explore cheap prices from Cardiff to Heathrow Airport

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

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This train is sold out. View full timetable and prices.
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NZD 74.18
Thu18Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Fri19Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Sat20Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Sun21Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Mon22Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Tue23Sep
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This train is sold out. View full timetable and prices.
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NZD 93.07
Wed24Sep
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*Price changes due to the real-time price fluctuations, please refer to the latest price.

Cardiff to Heathrow Airport train prices and times

Planning a journey from Cardiff to Heathrow Airport? Trip.com offers train tickets starting from as low as NZD 74.18, with average prices for this route around NZD 129.38. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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DepartsArrivesOperator
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15:54
2h 28m, No direct
Cardiff Central
18:22
Heathrow Terminals 2 & 3
Great Western RailwayElizabeth line
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15:54
2h 32m, No direct
Cardiff Central
18:26
Heathrow Terminals 2 & 3
Great Western RailwayHeathrow Express
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16:21
2h 31m, No direct
Cardiff Central
18:52
Heathrow Terminals 2 & 3
Great Western RailwayElizabeth line
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16:21
2h 35m, No direct
Cardiff Central
18:56
Heathrow Terminals 2 & 3
Great Western RailwayHeathrow Express
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16:50
2h 31m, No direct
Cardiff Central
19:21
Heathrow Terminals 2 & 3
Great Western RailwayElizabeth line
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16:50
2h 35m, No direct
Cardiff Central
19:25
Paris
Great Western RailwayHeathrow Express
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Cardiff to Heathrow Airport 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 Airport
Journey time
Journey time
2h 22m
Distance
Distance
189 km
Price
Price
NZD 74.18*
Train Operators
Train Operators
Heathrow Express, Elizabeth line, Great Western Railway

How to book cheap train tickets from Cardiff to Heathrow Airport

Travelling in off-peak train times

Travelling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Cardiff to Heathrow Airport. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays.
Using the Railcard for 1/3 off

Using the Railcard for 1/3 off

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 travellers. You can discover more about Railcards 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 Airport, 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 typically released up to 12 weeks before the travel date and can offer significant savings compared to tickets purchased closer to departure. By planning your trip from Cardiff to Heathrow Airport ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.
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 Airport more affordable for families, friends, or colleagues planning a trip together.

Cardiff to Heathrow Airport train ticket types

There are various ticket types available for this route, each with different benefits and restrictions. Explore below to see which ticket type is best suited to your travel needs:

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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%.