Timetable
Train route
Cheap train tickets
Carmarthen to Heathrow Terminal 3 Train prices and times
Planning a journey from Carmarthen to Heathrow Terminal 3? Trip.com offers train tickets starting from as low as CAD 84.27, with average prices for this route around CAD 109.42. To ensure you get the most affordable fares, we suggest exploring alternatives like split tickets.
| Departure | Arrival | Operator | Find Tickets |
|---|---|---|---|
16:32 Carmarthen | 20:51 Heathrow Terminals 2 & 3 |   Elizabeth line | Find Tickets |
16:32 Carmarthen | 20:55 Heathrow Terminals 2 & 3 |  | Find Tickets |
16:56 Carmarthen | 21:40 Heathrow Terminals 2 & 3 | | Find Tickets |
16:56 Carmarthen | 21:51 Heathrow Terminals 2 & 3 | Elizabeth line | Find Tickets |
18:18 Carmarthen | 22:40 Heathrow Terminals 2 & 3 | | Find Tickets |
18:18 Carmarthen | 22:51 Paris | Elizabeth line | Find Tickets |
Carmarthen to Heathrow Terminal 3 Train Route Details
First train
04:38
Last train
22:42
Journey time
4 hours 6 minutes
Distance
269 km
Price
CAD 84.27*
How to book cheap train tickets from Carmarthen to Heathrow Terminal 3
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 Carmarthen to Heathrow Terminal 3 can result in significant cost savings.
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 Terminal 3 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 Carmarthen to Heathrow Terminal 3, 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%
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 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.
Carmarthen to Heathrow Terminal 3 train ticket types
Save money on your trip from Carmarthen to Heathrow Terminal 3 with suitable train tickets. It's a great way to spend less!
Off-peak & Super Off-peak tickets
Off-Peak tickets are cheaper and more flexible, allowing for travel during less busy times. Super Off-Peak tickets are even cheaper and are perfect for less conventional schedules.
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
Season tickets allow unlimited travel between two stations and can save you more than 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 Terminal 3 journey
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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%.