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Cardiff to Heathrow Rail Train prices and times

Planning a journey from Cardiff to Heathrow Rail? Trip.com offers train tickets starting from as low as VND 1,453,250, with average prices for this route around VND 1,942,463. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

View More Trains
DepartureArrivalOperator
Find Tickets
19:19
2 hours 32 minutes, Changes required
Cardiff Central
21:51
Heathrow Terminals 2 & 3
Great Western RailwayElizabeth line
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19:19
2 hours 36 minutes, Changes required
Cardiff Central
21:55
Heathrow Terminals 2 & 3
Great Western RailwayHeathrow Express
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20:22
2 hours 29 minutes, Changes required
Cardiff Central
22:51
Heathrow Terminals 2 & 3
Great Western RailwayElizabeth line
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20:22
2 hours 33 minutes, Changes required
Cardiff Central
22:55
Heathrow Terminals 2 & 3
Great Western RailwayHeathrow Express
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21:00
8 hours 12 minutes, Changes required
Cardiff Central
05:12
+1
Heathrow Terminals 2 & 3
Great Western RailwayHeathrow Express
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21:00
8 hours 35 minutes, Changes required
Cardiff Central
05:35
+1
Paris
Great Western RailwayElizabeth line
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Cardiff to Heathrow Rail 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 Rail
Journey time
Journey time
2 hours 28 minutes
Distance
Distance
189 km
Price
Price
VND 1,453,250*
Train operators
Train operators
Heathrow Express, Elizabeth line, Great Western Railway

How to book cheap train tickets from Cardiff to Heathrow Rail

Traveling in off-peak train times

Traveling in off-peak train times

Off-Peak train tickets are generally cheaper than peak-time tickets, allowing travel outside morning (6:30 AM–9:30 AM) and evening (4:00 PM–7:00 PM) rush hours on weekdays. If your schedule allows for flexibility, choosing off-peak times for your trip from Cardiff to Heathrow Rail can result in significant cost savings.
Get 1/3 off with a Railcard

Get 1/3 off with a Railcard

You can choose a Railcard to help you save up to 1/3 on fares from Cardiff to Heathrow Rail 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 traveling from Cardiff to Heathrow Rail, 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%

Did you know that purchasing Advance Tickets can significantly reduce your travel expenses? On average, these tickets can save you an impressive 61% on fares. The best part is that the earlier you book (ideally up to 12 weeks in advance), the greater the savings!
Travel in a group to save 1/3

Travel in a group to save 1/3

If you are traveling in a group, be sure to check out group travel discounts. Many train companies offer a ⅓ off standard fares for groups of three to nine people, making traveling from Cardiff to Heathrow Rail more affordable for families, friends, or colleagues planning a trip together.

Cardiff to Heathrow Rail 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:

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best price promise

    If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*

  • Split Tickets

    Split Tickets

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

  • Split Tickets

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    Official train ticket sellers with 5-star customer support

  • Split Tickets

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    Only pay for your train travel – no hidden fees

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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%.