The average train between Chepstow and St Pancras International Station takes 2h 59m and the fastest train takes 2h 23m. There is a train service every few hours from Chepstow to St Pancras International Station. 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 Chepstow and St Pancras International Station. The earliest departure is at 6:19 AM in the morning, and the last departure from Chepstow is at 11:38 PM which arrives into St Pancras International Station at 7:35 AM. All services require a transfer at Newport (S Wales) and take an average of 2h 59m. The schedules shown below are for the next available departures.


2h 39m • 2 changes


2h 35m • 2 changes


2h 42m • 2 changes


2h 42m • 2 changes


2h 47m • 2 changes


2h 43m • 2 changes


2h 39m • 2 changes


2h 32m • 2 changes


2h 47m • 2 changes


2h 43m • 2 changes


2h 39m • 2 changes


2h 32m • 2 changes
Want to know about travelling from Chepstow to St Pancras International Station? 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 Chepstow to St Pancras International Station. However, there are services departing from Chepstow station and arriving at St Pancras International Station station via London Paddington. The journey, including transfers, takes approximately 2h 59m.
Chepstow to St Pancras International Station train services, operated by Transport for Wales, depart from Newport (S Wales) station.
Chepstow to St Pancras International Station train services, operated by Transport for Wales, arrive at London Paddington station.
Book your Chepstow to St Pancras International Station train tickets online with Transport for Wales, Great Western Railway (GWR) and 2 other operators.
The distance between Chepstow and St Pancras International Station is 176.7 km. The road distance is 245 km.
Great Western Railway (GWR) operates a train from Newport (S Wales) to London Paddington hourly. Tickets cost £55–120 and the journey takes 1h 40m.