Carmarthen to Peterborough Trains

Carmarthen to Peterborough trains

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Trip Overview

The average train between Carmarthen and Peterborough takes 5h 33m and the fastest train takes 4h 46m. There is a train service every few hours from Carmarthen to Peterborough. 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 33m

Duration

300 mi

Distance

£148

Average price

Hourly

Frequency

Carmarthen to Peterborough train times

Trains run hourly between Carmarthen and Peterborough. The earliest departure is at 4:37 AM at night, and the last departure from Carmarthen is at 10:43 PM which arrives into Peterborough at 8:33 AM. All services require a transfer at Swansea and take an average of 5h 33m. The schedules shown below are for the next available departures.

Departing Friday, October 16, 2026

4:56 PM → 10:30 PM
5h 34m • 3 changes
6:20 PM → 11:40 PM
5h 20m • 3 changes
6:57 PM → 12:32 AM
Arrives next day
5h 35m • 3 changes
10:43 PM → 8:33 AM
Arrives next day
9h 50m • 3 changes

Departing Saturday, October 17, 2026

4:37 AM → 9:32 AM
4h 55m • 3 changes
5:28 AM → 10:32 AM
5h 4m • 3 changes
6:53 AM → 11:49 AM
4h 56m • 3 changes
7:24 AM → 12:32 PM
5h 8m • 3 changes
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Departing Sunday, October 18, 2026

9:34 AM → 2:33 PM
4h 59m • 3 changes
10:34 AM → 3:32 PM
4h 58m • 3 changes
11:25 AM → 4:35 PM
5h 10m • 3 changes
12:31 PM → 5:19 PM
4h 48m • 3 changes
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Departing Monday, October 19, 2026

4:37 AM → 9:32 AM
4h 55m • 3 changes
5:32 AM → 10:32 AM
5h • 3 changes
6:52 AM → 11:49 AM
4h 57m • 3 changes
7:23 AM → 12:32 PM
5h 9m • 3 changes
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Departing Tuesday, October 20, 2026

4:37 AM → 9:32 AM
4h 55m • 3 changes
5:32 AM → 10:32 AM
5h • 3 changes

Frequently asked questions

Want to know about travelling from Carmarthen to Peterborough? 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.

What companies run services between Carmarthen, Wales and Peterborough, England?

You can take a train from Carmarthen to Peterborough via Swansea, London Paddington, Paddington, King's Cross St. Pancras station, and King's Cross in around 5h 23m.

Operators