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Heathrow Terminal 3 to Cardiff train prices and times

Looking to travel from Heathrow Terminal 3 to Cardiff? You can buy train tickets with Trip.com for as low as MYR 285.69, with average prices for this route around MYR 318.75.

To get the best deals, we' d recommend buying in advance and researching alternatives such as split tickets.

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Departs	Arrives	Operator	Find Tickets
06:06 2h 33m, No direct Heathrow Terminals 2 & 3	08:39 Cardiff Central	Elizabeth line	Find Tickets
06:17 2h 22m, No direct Heathrow Terminals 2 & 3	08:39 Cardiff Central		Find Tickets
06:32 2h 36m, No direct Heathrow Terminals 2 & 3	09:08 Cardiff Central		Find Tickets
06:36 2h 32m, No direct Heathrow Terminals 2 & 3	09:08 Cardiff Central	Elizabeth line	Find Tickets
07:06 2h 29m, No direct Heathrow Terminals 2 & 3	09:35 Cardiff Central	Elizabeth line	Find Tickets
07:17 2h 18m, No direct Heathrow Terminals 2 & 3	09:35 Paris		Find Tickets

Heathrow Terminal 3 to Cardiff train route details

First train

00:04

Last train

23:02

Departure station

Heathrow Terminal 3

Arrival station

Cardiff

Journey time

2h 14m

Distance

117 miles

Price

MYR 285.69*

Train Operators

Heathrow Express, Elizabeth line, CrossCountry

How to book cheap train tickets from Heathrow Terminal 3 to Cardiff

Travelling 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 3 to Cardiff. 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

Railcards offer discounts of up to 1/3 on most tickets. There are various types of Railcards catering to different types of travellers, such as the 16–25 Railcard, the Family & Friends Railcard, and the Senior Railcard. For more information on Railcards and how they can help you save, visit Railcards here.

Split Tickets to save an average extra 30%

Splitting tickets is a perfectly legal practice that involves purchasing separate, cheaper tickets for different segments of your journey on the same train instead of a single ticket for the entire trip. For example, if you are travelling from Heathrow Terminal 3 to Cardiff, you might discover that buying a ticket from A to C, and then another ticket from C to B, is more economical than a direct ticket.

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 3 to Cardiff 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

If you are travelling 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 travelling from Heathrow Terminal 3 to Cardiff more affordable for families, friends, or colleagues planning a trip together.

Heathrow Terminal 3 to Cardiff 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:

Off-Peak & Super Off-Peak tickets
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Off-peak tickets are cheaper and offer more flexibility for travel during less busy times. Super Off-Peak tickets are even cheaper and suitable for unconventional schedules.
Return train tickets
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This ticket includes both the outbound and return journeys, saving you the time and hassle of purchasing separate tickets. With just one ticket, you can travel smoothly along the same route.
Advance train tickets
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As one of the most cost-effective ticket options available, purchasing up to 12 weeks in advance can save you a considerable amount of money.
Season train tickets
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These allow unlimited travel between two stations and can save you over 1/3 on train fares.

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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 3 to Cardiff journey
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No Booking Fees on the App
Only pay for your train travel – no hidden fees

*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%.

Trains from Heathrow Terminal 3 to Cardiff from MYR 285.69

Save an average of 30%* with Split Tickets

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Heathrow Terminal 3 to Cardiff train prices and times

Heathrow Terminal 3 to Cardiff train route details