Maidenhead to Carmarthen Trains

Maidenhead to Carmarthen trains

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Trip Overview

The average train between Maidenhead and Carmarthen takes 4h 12m and the fastest train takes 3h 44m. There is a train service every few hours from Maidenhead to Carmarthen. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

4h 12m
Duration: 197 mi
Distance: £100
Average price: Hourly
Frequency

Train

best

Take the train from Reading to Swanseatrain London Paddington - Swansea / ...
Take the train from Swansea to Carmarthentrain Bristol Temple Meads - Milford Haven / ...

4h 26m

£80–161

Maidenhead to Carmarthen train times

Trains run hourly between Maidenhead and Carmarthen. The earliest departure is at 6:30 AM in the morning, and the last departure from Maidenhead is at 11:00 PM which arrives into Carmarthen at 6:47 AM. All services require a transfer at Reading and take an average of 4h 12m. The schedules shown below are for the next available departures.

Departing Sunday, October 25, 2026

7:26 PM → 11:40 PM
4h 14m • 2 changes
8:26 PM → 12:23 AM
Arrives next day
3h 57m • 2 changes
9:26 PM → 6:47 AM
Arrives next day
9h 21m • 2 changes

Departing Monday, October 26, 2026

6:45 AM → 10:30 AM
3h 45m • 2 changes
7:41 AM → 11:45 AM
4h 4m • 2 changes
8:42 AM → 12:36 PM
3h 54m • 2 changes
9:32 AM → 1:26 PM
3h 53m • 2 changes
Show more

Departing Tuesday, October 27, 2026

6:45 AM → 10:30 AM
3h 45m • 2 changes
7:41 AM → 11:45 AM
4h 4m • 2 changes
8:42 AM → 12:36 PM
3h 54m • 2 changes
9:32 AM → 1:26 PM
3h 53m • 2 changes
Show more

Departing Wednesday, October 28, 2026

6:45 AM → 10:30 AM
3h 45m • 2 changes
7:41 AM → 11:45 AM
4h 4m • 2 changes
8:42 AM → 12:36 PM
3h 54m • 2 changes
9:32 AM → 1:26 PM
3h 53m • 2 changes
Show more

Departing Thursday, October 29, 2026

6:45 AM → 10:30 AM
3h 45m • 2 changes
7:41 AM → 11:45 AM
4h 4m • 2 changes
8:42 AM → 12:36 PM
3h 54m • 2 changes
9:32 AM → 1:26 PM
3h 53m • 2 changes
Show more

Departing Friday, October 30, 2026

6:45 AM → 10:30 AM
3h 45m • 2 changes
7:41 AM → 11:45 AM
4h 4m • 2 changes
8:42 AM → 12:36 PM
3h 54m • 2 changes
9:32 AM → 1:26 PM
3h 53m • 2 changes
Show more

Departing Saturday, October 31, 2026

6:30 AM → 10:25 AM
3h 54m • 2 changes
7:57 AM → 11:49 AM
3h 52m • 2 changes
8:31 AM → 12:27 PM
3h 55m • 2 changes
9:31 AM → 1:48 PM
4h 16m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Maidenhead to Carmarthen? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.