Next train departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Waterloo | Dorchester South | Cheapest | ||||
| Train | Waterloo | Dorchester South | Fastest | ||||
| Train | Waterloo | Dorchester South | No tags | ||||
| Train | Waterloo | Dorchester South | No tags | ||||
| Train | Waterloo | Dorchester South | No tags |
Last refresh of the prices: Yesterday at 08:39 GMT.
Compare 3 ways to travel from London to Dorchester
Among the sustainable travel choices, the carpool stands out as a good way to reach Dorchester. The journey takes about 2 hours and with fares starting at just £11, it presents an excellent value for a comfortable ride.
Train Companies
Frequently asked questions about travelling from London to Dorchester by train
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much does a train ticket cost from London to Dorchester?
The cheapest train tickets from London to Dorchester start from £19. The average price for this train route is around £84. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the train journey from London to Dorchester?
The average train journey time from London to Dorchester is 3h 1m, covering a distance of 115 miles. The fastest train gets you there in 2h 29m and is operated by South Western Railway.
Which train operators serve the London to Dorchester route?
Several major train operators run on this route with 22 trains available per day, including services from South Western Railway, Great Western Railway.
What are the earliest and latest departure times for the train from London to Dorchester?
The earliest train from London to Dorchester departs at 07:02. And the latest train departs at 21:35.
Which is the best train operator from London to Dorchester?
According to Busbud customers, the highest-rated train operator on this route is South Western Railway, with an average rating of 4.2 out of 5 stars based on 25 reviews.
Which train operator has the best Wi-Fi from London to Dorchester?
According to reviews on Busbud, the train operator Great Western Railway has the highest Wi-Fi rating with a score of 4.0.
Which train operator has the most punctual service from London to Dorchester?
According to Busbud traveller reviews, the most punctual train operator on this route is Great Western Railway, with a punctuality rating of 4.7 out of 5 stars.
Which train operator has the cleanest trains from London to Dorchester?
According to Busbud traveller reviews, the train operator with the cleanest trains on this route is Great Western Railway, with a cleanliness rating of 4.7 out of 5 stars.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from London to Dorchester was searched and found on 7 Dec 2025 with a price of £25To save money and be sure you have the best seat, it's a good idea to buy your train tickets from London to Dorchester as early as possible.
You can expect to pay from £25 to £236 for a train ticket from London to Dorchester based on the last 2 days. You can expect to find the cheapest price for the trip at £25, which is on 2025-12-07.
