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Carmarthen to Heathrow Airport Train prices and times

Looking to travel from Carmarthen to Heathrow Airport? You can buy train tickets with Trip.com for as low as DKK 388.47, with average prices for this route around DKK 504.38.

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

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DepartureArrivalOperator
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04:38
4 hours 17 minutes, Changes required
Carmarthen
08:55
Heathrow Terminals 2 & 3
Transport for WalesGreat Western RailwayHeathrow Express
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04:38
4 hours 28 minutes, Changes required
Carmarthen
09:06
Heathrow Terminals 2 & 3
Transport for WalesGreat Western RailwayElizabeth line
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05:36
4 hours 19 minutes, Changes required
Carmarthen
09:55
Heathrow Terminals 2 & 3
Transport for WalesGreat Western RailwayHeathrow Express
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06:04
4 hours 17 minutes, Changes required
Carmarthen
10:21
Heathrow Terminals 2 & 3
Transport for WalesGreat Western RailwayElizabeth line
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06:04
4 hours 21 minutes, Changes required
Carmarthen
10:25
Heathrow Terminals 2 & 3
Transport for WalesGreat Western RailwayHeathrow Express
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06:13
4 hours 38 minutes, Changes required
Carmarthen
10:51
Paris
Great Western RailwayElizabeth line
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Carmarthen to Heathrow Airport Train Route Details

First train
First train
04:38
Last train
Last train
22:42
Departure station
Departure station
Carmarthen
Arrival station
Arrival station
Heathrow Airport
Journey time
Journey time
4 hours 6 minutes
Distance
Distance
270 km
Price
Price
DKK 388.47*
Train operators
Train operators
Heathrow Express, Elizabeth line, Great Western Railway

How to book cheap train tickets from Carmarthen to Heathrow Airport

Traveling in off-peak train times

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 Airport can result in significant cost savings.
Get 1/3 off with a Railcard

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%

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 Carmarthen to Heathrow Airport, 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%

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

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

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

Why Book Train Tickets With Trip.com?

  • Split Tickets

    Best price promise

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  • Split Tickets

    Split Tickets

    Save an average of 30% on train fares by splitting your Carmarthen to Heathrow Airport 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%.