The average train between Peterborough and Llanelli takes 5h 2m and the fastest train takes 4h 20m. There is a train service every few hours from Peterborough to Llanelli. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Peterborough and Llanelli. The earliest departure is at 3:23 AM at night, and the last departure from Peterborough is at 9:10 PM which arrives into Llanelli at 5:31 AM. All services require a transfer at London Kings Cross and take an average of 5h 2m. The schedules shown below are for the next available departures.



6h 38m • 3 changes



4h 38m • 3 changes



4h 30m • 3 changes



4h 28m • 3 changes



6h 38m • 3 changes



4h 38m • 3 changes



4h 30m • 3 changes



4h 28m • 3 changes



6h 38m • 3 changes



4h 38m • 3 changes



4h 30m • 3 changes



4h 28m • 3 changes
Want to know about travelling from Peterborough to Llanelli? 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.
No, there is no direct train from Peterborough to Llanelli. However, there are services departing from Peterborough station and arriving at Llanelli station via King's Cross. The journey, including transfers, takes approximately 5h 2m.
Peterborough to Llanelli train services, operated by Thameslink, depart from Peterborough station.
Peterborough to Llanelli train services, operated by Thameslink, arrive at Swansea station.
Book your Peterborough to Llanelli train tickets online with Thameslink, London Underground (Tube) and 4 other operators.
The distance between Peterborough and Llanelli is 284.9 km. The road distance is 450 km.
You can take a train from Peterborough to Llanelli via London Kings Cross, King's Cross St. Pancras station, Paddington, London Paddington, and Swansea in around 5h 3m.