Carmarthen to High Wycombe Trains

Carmarthen to High Wycombe trains

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Trip Overview

The average train between Carmarthen and High Wycombe takes 5h 3m and the fastest train takes 4h 27m. There is a train service every few hours from Carmarthen to High Wycombe. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

5h 3m
Duration: 250 mi
Distance: £126
Average price: Hourly
Frequency

Train

best

Take the train from Carmarthen to Swanseatrain
Take the train from Swansea to London Paddingtontrain
Take the train from London Marylebone to High Wycombetrain

4h 59m

£104–195

Carmarthen to High Wycombe train times

Trains run hourly between Carmarthen and High Wycombe. The earliest departure is at 4:37 AM at night, and the last departure from Carmarthen is at 10:43 PM which arrives into High Wycombe at 8:10 AM. All services require a transfer at Swansea and take an average of 5h 3m. The schedules shown below are for the next available departures.

Departing Monday, October 26, 2026

4:33 PM → 9:03 PM
4h 29m • 3 changes
4:56 PM → 10:06 PM
5h 10m • 3 changes
6:20 PM → 11:00 PM
4h 40m • 3 changes
6:57 PM → 12:29 AM
Arrives next day
5h 32m • 3 changes
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Departing Tuesday, October 27, 2026

4:37 AM → 9:04 AM
4h 27m • 3 changes
5:32 AM → 10:03 AM
4h 31m • 3 changes
6:52 AM → 11:25 AM
4h 33m • 3 changes
7:23 AM → 12:03 PM
4h 40m • 3 changes
Show more

Departing Wednesday, October 28, 2026

4:37 AM → 9:04 AM
4h 27m • 3 changes
5:32 AM → 10:03 AM
4h 31m • 3 changes
6:52 AM → 11:25 AM
4h 33m • 3 changes
7:23 AM → 12:03 PM
4h 40m • 3 changes
Show more

Departing Thursday, October 29, 2026

4:37 AM → 9:04 AM
4h 27m • 3 changes
5:32 AM → 10:03 AM
4h 31m • 3 changes
6:52 AM → 11:25 AM
4h 33m • 3 changes
7:23 AM → 12:03 PM
4h 40m • 3 changes
Show more

Departing Friday, October 30, 2026

4:37 AM → 9:04 AM
4h 27m • 3 changes
5:32 AM → 10:03 AM
4h 31m • 3 changes
6:52 AM → 11:25 AM
4h 33m • 3 changes
7:23 AM → 12:03 PM
4h 40m • 3 changes
Show more

Departing Saturday, October 31, 2026

4:37 AM → 9:10 AM
4h 33m • 3 changes
5:28 AM → 10:13 AM
4h 45m • 3 changes
6:54 AM → 11:25 AM
4h 31m • 3 changes
7:24 AM → 12:10 PM
4h 46m • 3 changes
Show more

Departing Sunday, November 1, 2026

9:34 AM → 2:14 PM
4h 40m • 3 changes
10:34 AM → 3:14 PM
4h 40m • 3 changes
11:25 AM → 4:14 PM
4h 49m • 3 changes
12:31 PM → 5:14 PM
4h 43m • 3 changes
Show more

Frequently asked questions

Want to know about travelling from Carmarthen to High Wycombe? 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.