The average train between Exeter and Dorchester takes 2h 26m and the fastest train takes 1h 34m. The train service runs several times per day from Exeter to Dorchester. 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 4 hours between Exeter and Dorchester. The earliest departure is at 5:52 AM in the morning, and the last departure from Exeter is at 8:50 PM which arrives into Dorchester at 10:54 PM. All services require a transfer, and take on average 2h 26m. The schedules shown below are for the next available departures.

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2h 22m • 1 change
Want to know about travelling from Exeter to Dorchester? 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 Exeter to Dorchester. However, there are services departing from Exeter station and arriving at Dorchester station via Castle Cary. The journey, including transfers, takes approximately 2h 26m.
Exeter to Dorchester train services, operated by Great Western Railway (GWR), depart from Exeter St Davids station.
Exeter to Dorchester train services, operated by Great Western Railway (GWR), arrive at Dorchester West station.
Book your Exeter to Dorchester train tickets online with Great Western Railway (GWR).
The distance between Exeter and Dorchester is 77 km. The road distance is 145 km.
You can take a train from Exeter St Davids to Dorchester West via Castle Cary in around 2h 31m.