The average train between Cardiff and Boston takes 6h 5m and the fastest train takes 4h 38m. The train service runs several times per day from Cardiff to Boston. 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 every 3 hours between Cardiff and Boston. The earliest departure is at 6:40 AM in the morning, and the last departure from Cardiff is at 7:50 PM which arrives into Boston at 7:01 AM. All services require a transfer, and take on average 6h 5m. The schedules shown below are for the next available departures.

4h 38m • 1 change

5h 33m • 1 change

5h 33m • 1 change

5h 37m • 1 change

4h 38m • 1 change

5h 33m • 1 change

5h 33m • 1 change

5h 37m • 1 change

4h 38m • 1 change

5h 33m • 1 change

5h 33m • 1 change

5h 37m • 1 change

4h 38m • 1 change

5h 33m • 1 change

5h 33m • 1 change

5h 37m • 1 change

5h 38m • 1 change

5h 33m • 1 change

5h 34m • 1 change

5h 33m • 1 change
Want to know about travelling from Cardiff to Boston? 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 Cardiff to Boston. However, there are services departing from Cardiff station and arriving at Boston station via Nottingham. The journey, including transfers, takes approximately 6h 5m.
Cardiff to Boston train services, operated by Cross Country, depart from Cardiff Central station.
Cardiff to Boston train services, operated by Cross Country, arrive at Boston station.
Book your Cardiff to Boston train tickets online with Cross Country and East Midlands Railways.
The distance between Cardiff and Boston is 271.6 km. The road distance is 356 km.
You can take a train from Cardiff Central to Boston via Nottingham in around 5h 36m.