1,000+ travel companies
1,000+ travel companies
Scan to get our free app
Use our app to get live travel updates and book mobile tickets for trains, buses, flights, and ferries.
App Store
4.942K ratings
Google Play
4.6136K reviews
The cheapest and fastest trains from Slough to Carmarthen
Showing times and prices for 20 Jan
Cheapest price
£172
Average price
£172
Fastest journey
3 h 53 m
Average duration
4 h
Trains per day
4
Distance
259 km
Cheap tickets
The best way to find a cheap train ticket from Slough to Carmarthen is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Slough to Carmarthen will cost around £172 if you buy it on the day, but you can find cheap train tickets today for only £172.
Fast trains
To travel from Slough to Carmarthen you need to make at least one change.
06:394h01
Slough10:40Carmarthen
£1721One-way
1 change
09:264h02
Slough13:28Carmarthen
£1721One-way
1 change
11:254h03
Slough15:28Carmarthen
£1721One-way
1 change
13:283h53
Slough17:21Carmarthen
£1721One-way
1 change
13:283h53
Slough17:21Carmarthen
£1721One-way
1 change
06:394h01
Slough10:40Carmarthen
£1721One-way
1 change
09:264h02
Slough13:28Carmarthen
£1721One-way
1 change
11:254h03
Slough15:28Carmarthen
£1721One-way
1 change
Live departures
Slough to Carmarthen train times
The table below shows live departures for Slough to Carmarthen trains for today, Monday 19 January. You can also manually refresh the results below to see updated train journeys.
Last updated at 11:00
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
| 11:25 Slough | 4h03 | 15:28 Carmarthen | 1 change | |
| 13:28 Slough | 3h53 | 17:21 Carmarthen | 1 change | |
| Tuesday 20 January | |||||
| 06:39 Slough | 4h01 | 10:40 Carmarthen | 1 change | |
| 09:26 Slough | 4h02 | 13:28 Carmarthen | 1 change | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Slough to Carmarthen by train or coach
Compare train and coach prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Tue
20 Jan
20 Jan
Wed
21 Jan
21 Jan
Thu
22 Jan
22 Jan
Fri
23 Jan
23 Jan
Sat
24 Jan
24 Jan
Sun
25 Jan
25 Jan
Mon
26 Jan
26 Jan
Journey information
Overview: Train from Slough to Carmarthen
United KingdomUnited Kingdom
Trains from Slough to Carmarthen run on average 2 times per day, taking around 3h 32m. Cheap train tickets for this journey start at £147 if you book in advance.
The earliest train runs at 03:35, the last at 16:22. The fastest train covers the 259 km distance in 3h 42m.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 259 km |
Average train duration 3h 32m |
Cheapest ticket price £147 |
Trains per day 2 |
Fastest train 3h 42m |
First train 03:35 |
Last train 16:22 |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Train companies: Great Western Rail, Elizabeth Line, first_great_western from Slough to Carmarthen trainsGreat Western Rail, Elizabeth Line, first_great_western trains will get you between Slough and Carmarthen from £147. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Rail
About
Great Western Railway is a train operating company in the United Kingdom. It operates services from London Paddington to the West of England, South Wales and the Cotswolds. It also operates services from London Paddington to Oxford, Reading and Bristol. It offers a range of ticket types, including Advance, Anytime, Off-Peak and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, air conditioning and catering services. The most popular routes for Great Western Railway are London Paddington to Bristol, Reading and Oxford.
Luggage & cancellation policy
Average Duration
4h 8m
Cheapest Price
£56
Great Western Rail frequency
2 a day
Luggage included
Two pieces of luggage and one piece of hand luggage included in ticket price
Luggage storage
Overhead racks, dedicated luggage areas at end of carriages, under seats
Cancellation Policy
Refund policies apply as per ticket type
Refund
Full refund if train is cancelled
Amenities on board the train
Wifi
Food sold onboard
Cafe bar serving hot and cold drinks, snacks, sandwiches. First Class at-seat service on some routes
Seat reservation
Optional seat reservations available for a fee. Free in First Class
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available
Pets
Small pets travel free. Dogs must be on lead. Maximum two dogs per passenger
Quiet zone
Elizabeth Line
Luggage & cancellation policy
Average Duration
3h 59m
Cheapest Price
£159
Elizabeth Line frequency
1 a day
first_great_western
Luggage & cancellation policy
Average Duration
3h 42m
Cheapest Price
£146
first_great_western frequency
4 a day
FAQs: Slough to Carmarthen train
Find answers to the most common questions about traveling from Slough to Carmarthen by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Carmarthen, this guide helps you travel smarter and with confidence.
The cost of a train ticket from Slough to Carmarthen can vary. The cheapest tickets are usually available from £147, while the average price tends to be around £173.
The train journey from Slough to Carmarthen covers a distance of 259 km and takes approximately 3h 42m. Trains run 2 per day.
The train distance from Slough to Carmarthen is 259 km.
The first train from Slough to Carmarthen leaves at 3:35.
The last train from Slough to Carmarthen departs at 16:22.
Trains from Slough to Carmarthen run approximately 2 times per day.
Currently, there is no high-speed train service from Slough to Carmarthen.
Unfortunately, there is no direct train service currently available from Slough to Carmarthen.
To get from Slough to Carmarthen, you can choose from several travel options including train and coach.
There is no night train service from Slough to Carmarthen.
The train station in Slough that goes to Carmarthen is Slough station (SLO), and it arrives at Carmarthen station (CMN).
The cheapest way to get from Slough to Carmarthen is by train, costing approximately £147.
Booking trains from Slough to Carmarthen in advance is advisable, especially during peak travel seasons or for long journeys, to ensure availability and secure better fares.
The train journey from Slough to Carmarthen offers a scenic experience, taking passengers through picturesque landscapes, including rolling hills, charming countryside, and glimpses of the Welsh coast.
A day trip from Slough to Carmarthen is not feasible as the journey duration is 3h 42m. Trains operate 2 times per day over a distance of 259 km.
Spending two to three days in Carmarthen allows visitors to explore its historic sites, enjoy local markets, and take in the surrounding natural beauty, such as the Brecon Beacons and coastal areas.
Yes, you can take the train from Slough to Carmarthen.
popular train stations
Important Stations and Airports in Slough and Carmarthen
Slough
Carmarthen
The major train station for departures in Slough is Slough. Find all the information you need to know about services, amenities and connections at Slough for your trip from Slough to Carmarthen.
Amenities at train station
Wifi
Lockers
Parking
Dining
ATM
Taxis
Accessibility
WC
Hotel
Lost and Found Office
Ticket Office
Bike Parking
Bike Rental
Car Rental
Information Desk
Luggage Cartsinformation
Ticket Office Hours
- 6:00 AM - 8:00 PM Monday - Sunday
Number of platforms
5Wifi
- Free
Parking
- The car park is open 24/7. Access is via Brunel Way.
Dining
- The Moon and Spoon
- The Red Lion
Taxis
- Outside the main entrance.
Accessibility
- Elevators, ramps.
WC
- £0.50
Hotel
- Holiday Inn Slough - Windsor
- Moxy Slough
- Travelodge Slough
Lost and Found Office
- Located in the main hall
Bike Parking
- 36 places, covered
Car Rental
- Enterprise
- Europcar
Information Desk
- Located in the main hall
Luggage Carts
- Free
Station Plan
- Hall 1: main entrance, platform 1-5 for trains to London and Reading
- Hall 2: ticket office and waiting area
Public transport options for Slough
- Train: Great Western Railway services
- Bus: Several local bus services available
The major train station for arrivals in Carmarthen is Carmarthen. Find all the information you need to know about services, amenities and connections at Carmarthen for your journey to Carmarthen from Slough.
Amenities at train station
ShoppingParkingDiningAccessibilityWCHotel
LoungeLost and Found OfficeTicket OfficeBike ParkingBike Rentalinformation
Ticket Office Hours
- Opening hours: Monday - Friday 06:45 - 18:00
Shopping
- Type of shops available: News agent
Parking
- Car Park: Station Car Park
Accessibility
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Category B1. Step free access is available to Platform 1. Platform 2 can be accessed via the ramp at the end of Platform 1 and across a foot crossing.
- Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
WC
- Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- Baby changing facilities: No
Bike Parking
- Storage sheltered: No
- Storage location: On Platform 1
- Storage CCTV: Yes
Public transport options for Carmarthen
- Location for Rail Replacement Services: Wait at the bus stop opposite the station entrance
More options for your journey from Slough to Carmarthen
Here are some other resources that might have the information you need
Most popular trains to and from Carmarthen and Slough
Most popular train connections to Carmarthen
The Omio App Makes Travel Planning Easy
We’ll get you where you want to go. From live train updates to mobile tickets, our innovative app is the ideal way to plan and keep track of your travel.
