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Heathrow Terminal 4 to Cardiff Train prices and times

Planning a journey from Heathrow Terminal 4 to Cardiff? Trip.com offers train tickets starting from as low as US$63.21, with average prices for this route around US$85.35. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.

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Fri, Sep 12
From US$63.21
Sat, Sep 13
From US$65.65
Sun, Sep 14
From US$65.65
Mon, Sep 15
From US$65.65
Tue, Sep 16
From US$65.65
Wed, Sep 17
From US$65.65
Thu, Sep 18
From US$65.65

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Heathrow Terminal 4 to Cardiff Train Route Details

First train

06:00

Last train

22:45

Departure station

Heathrow Terminal 4

Arrival station

Cardiff

Journey time

2h 31m

Distance

189 km

Price

US$63.21*

Train operators

Heathrow Express, Elizabeth line, Great Western Railway

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

Traveling in off-peak train times

Taking advantage of Off-Peak train tickets is another effective way to save on your train journey from Heathrow Terminal 4 to Cardiff. These tickets are generally cheaper and can be used during quieter periods, typically outside of morning (6:30 AM–9:30 AM) and evening (4:00 PM–7:00 PM) rush hours on weekdays.

Get 1/3 off with a Railcard

You can choose a Railcard to help you save up to 1/3 on fares from Heathrow Terminal 4 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%

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 Heathrow Terminal 4 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%

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 Heathrow Terminal 4 to Cardiff ahead of time and booking your tickets early, you can potentially save up to 61% on your travel expenses.

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 Heathrow Terminal 4 to Cardiff more affordable for families, friends, or colleagues planning a trip together.

Heathrow Terminal 4 to Cardiff train ticket types

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

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Why Book Train Tickets With Trip.com?

Best price promise
If you find trains for a cheaper price elsewhere, let us know and we'll refund the difference*
Split Tickets
Save an average of 30% on train fares by splitting your Heathrow Terminal 4 to Cardiff journey
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Only pay for your train travel – no hidden fees

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

Trains from Heathrow Terminal 4 to Cardiff from US$63.21

Save an average of 30%* with SplitTickets

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Heathrow Terminal 4 to Cardiff Train prices and times

Heathrow Terminal 4 to Cardiff Train Route Details