Timetable
Train route
Cheap train tickets
  1. Trip.com
  2. Trains
  3. UK
  4. Route
  5. Heathrow Terminal 3 to Cardiff Central
UK Trains New User Gifts 2% off trains

  • 2% OFF

    Jun 19, 2024-Jun 20, 2026

    2% OFF UK Train New User Promo Code

    Jun 19, 2024-Jun 20, 2026

Explore cheap prices from Heathrow Terminal 3 to Cardiff Central

Here are this week's cheapest tickets from Heathrow Terminal 3 to Cardiff Central, along with train details. Our users discover these prices, which are updated daily. Given the frequent price changes, please refer to the latest update.

Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 389.14
Thu25Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Fri26Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Sat27Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Sun28Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Mon29Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Tue30Sep
Find Cheapest Train
This train is sold out. View full timetable and prices.
Go
DKK 413.04
Wed1Oct
View More Trains
*Price changes due to the real-time price fluctuations, please refer to the latest price.

Heathrow Terminal 3 to Cardiff Central train prices and times

Use Trip.com to buy tickets from Heathrow Terminal 3 to Cardiff Central, starting from DKK 389.14 and averaging DKK 479.34. The entire journey takes no more than 2h 14m. If you want to get more discounts, consider purchasing split tickets. Additionally, buying in advance is also good choice.

View More Trains
DepartsArrivesOperator
Find Tickets
13:32
2h 36m, No direct
Heathrow Terminals 2 & 3
16:08
Cardiff Central
Heathrow ExpressGreat Western Railway
Find Tickets
13:55
2h 41m, No direct
Heathrow Terminals 2 & 3
16:36
Cardiff Central
Elizabeth lineGreat Western Railway
Find Tickets
14:17
2h 19m, No direct
Heathrow Terminals 2 & 3
16:36
Cardiff Central
Heathrow ExpressGreat Western Railway
Find Tickets
14:25
2h 41m, No direct
Heathrow Terminals 2 & 3
17:06
Cardiff Central
Elizabeth lineGreat Western Railway
Find Tickets
14:32
2h 34m, No direct
Heathrow Terminals 2 & 3
17:06
Cardiff Central
Heathrow ExpressGreat Western Railway
Find Tickets
14:55
2h 41m, No direct
Heathrow Terminals 2 & 3
17:36
Paris
Elizabeth lineGreat Western Railway
Find Tickets

Heathrow Terminal 3 to Cardiff Central train route details

First train
First train
00:04
Last train
Last train
23:02
Departure station
Departure station
Heathrow Terminal 3
Arrival station
Arrival station
Cardiff Central
Journey time
Journey time
2h 14m
Distance
Distance
189 km
Price
Price
DKK 389.14*
Train Operators
Train Operators
Heathrow Express, Elizabeth line, CrossCountry

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

Travelling in off-peak train times

Travelling in off-peak train times

Off-Peak train tickets are generally cheaper than peak-time tickets, allowing travel outside morning (06:30-09:30) and evening (16:00-19:00) rush hours on weekdays. If your schedule allows for flexibility, choosing off-peak times for your trip from Heathrow Terminal 3 to Cardiff Central can result in significant cost savings.
Using the Railcard for 1/3 off

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%

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 Heathrow Terminal 3 to Cardiff Central, 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 Heathrow Terminal 3 to Cardiff Central 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 planning a trip with a group of three to nine people, take advantage of ⅓ off standard fares with group travel discounts, offered by many train companies, perfect for journeys with your family, friends, or colleagues.

Heathrow Terminal 3 to Cardiff Central 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 Heathrow Terminal 3 to Cardiff Central journey

  • Split Tickets

    National Rail Partners

    Official train ticket sellers with 5-star customer service

  • Split Tickets

    No Booking Fees on the App

    Only pay for your train travel – no hidden fees

Recommendations

  • Trains from Heathrow Terminal 3

  • Trains to Cardiff Central

  • Popular Routes

  • Top Destinations

  • Popular stations

*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%.