Timetable
Train route
Cheap train tickets
Carmarthen to Heathrow Airport Train prices and times
Planning a journey from Carmarthen to Heathrow Airport? Trip.com offers train tickets starting from as low as €52.08, with average prices for this route around €67.63. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.
| Departure | Arrival | Operator | Find Tickets |
|---|---|---|---|
22:42 Carmarthen | 07:55 +1Heathrow Terminals 2 & 3 |    | Find Tickets |
22:42 Carmarthen | 08:00 +1Paris | Elizabeth line | Find Tickets |
Carmarthen to Heathrow Airport Train Route Details
First train
05:36
Last train
22:42
Journey time
4h 6m
Distance
270 km
Price
€52.08*
How to book cheap train tickets from Carmarthen to Heathrow Airport
Traveling in off-peak train times
We recommend buying train tickets from Carmarthen to Heathrow Airport during off-peak hours. These times are usually before 06:30, between 09:30 and 16:00, and after 19:00 on weekdays, as well as all day on weekends and bank holidays. Choosing Off-Peak train tickets means benefiting from cheaper fares and less crowded trains, making your journey more enjoyable.
Get 1/3 off with a Railcard
You can choose a Railcard to help you save up to 1/3 on fares from Carmarthen to Heathrow Airport 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%
Another option to consider is splitting your tickets, which can save you around an extra 30% on fares. Instead of purchasing a direct ticket from Carmarthen 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%
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
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 Carmarthen to Heathrow Airport more affordable for families, friends, or colleagues planning a trip together.
Carmarthen 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:
Off-peak & Super Off-peak train tickets
These two types of tickets are specifically for use during off-peak and super off-peak hours, with cheaper prices.
Return train tickets
Valid for both an outbound and return journey from the same destination on your chosen route.
Advance train tickets
Typically the most cost-effective option for train travel. They are usually available for purchase 12 weeks before the travel date.
Season train tickets
These allow unlimited travel between two stations and can save you over 1/3 on train fares.
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 Carmarthen to Heathrow Airport journey
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No Booking Fees on the App
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%.