The cheapest and fastest trains from Cardiff to Dorchester
Cheapest price
£62
Average price
£62
Fastest journey
3 h 6 m
Average duration
3 h 6 m
Trains per day
1
Distance
100 km
The best way to find a cheap train ticket from Cardiff to Dorchester is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Cardiff to Dorchester will cost around £62 if you buy it on the day, but you can find cheap train tickets today for only £62.
Of the 1 trains that leave Cardiff for Dorchester every day 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 100 km distance in an average of 3 h 6 m but if you time it right, some trains will get you there in just 3 h 6 m .
The slowest trains will take 3 h 6 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare train and coach for Cardiff to Dorchester
Omio recommends booking the coach as it is the most popular option from Cardiff to Dorchester among Omio's users. If you are prioritising price take the coach with prices starting from £54. For those with little time consider booking a train which can get you there in 3h 46m. The ticket price range depends on the travel mode: a coach costs an average of £54, and a train costs an average of £62.
Distance: 100 km
Compare train with
| Train | Most popular Coach |
|---|---|
£62 Average Price | £58 Average Price Cheapest |
4h 16m Average total duration Fastest 3h 46m Onboard + 30m Additional time* | 8h 5m Average total duration 7h 35m Onboard + 30m Additional time* |
![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options |
Live departures
Cardiff to Dorchester train times
The table below shows live departures for Cardiff to Dorchester trains for today, Thursday 6 November. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 04:07 Cardiff | 5h02 | 09:09 Dorchester | 0 changesdirect | |
![]() | 12:00 Cardiff | 3h06 | 15:06 Dorchester | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Cardiff to Dorchester by train or coach
Compare train and coach prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
07 Nov
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09 Nov
10 Nov
11 Nov
12 Nov
13 Nov
Journey information
Overview: Train from Cardiff to Dorchester
Trains from Cardiff to Dorchester run on average 5 times per day, taking around 3h 46m. Cheap train tickets for this journey start at £62 but you can travel from only £54 by coach.
The earliest train runs at 05:07, the last at 20:27. The fastest train covers the 100 km distance in 3h 6m.
Distance 100 km |
Average train duration 3h 46m |
Cheapest ticket price £62 |
Trains per day 5 |
Fastest train 3h 6m |
First train 05:07 |
Last train 20:27 |
Train companies: Great Western Rail from Cardiff to Dorchester trainsGreat Western Rail trains will get you between Cardiff and Dorchester from £54. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Rail
FAQs: Cardiff to Dorchester train
Find answers to the most common questions about traveling from Cardiff to Dorchester by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Dorchester, this guide helps you travel smarter and with confidence.

popular train stations
Important Stations and Airports in Cardiff and Dorchester
- Mon - Fri: 05:40 - 21:30
- Sat: 05:40 - 21:30
- Sun: 07:30 - 21:30
- Free Wi-Fi in the station.
- Type of shops available: News agent and convenience store
- Car Park: Brewery Car park
- Gourmet Coffee Bar & Kitchen
- Pret a Manger
- Tesco Express
- Taxi: Taxi rank is on the right as you exit the main station entrance
- There is step-free access in the whole station. There are also ramps for train access and elevators in the station.
- Toilets Location: The toilets are located on Platforms 1 to 8. The National Key toilets are located in the East Subway near the lifts and on Platform 8; these toilets are operated by a radar key and are only available during staffing hours.
- National key toilets: Yes
- National key toilets location: The National Key/Accessible toilets are located in the East Subway near the lifts and on Platform 8; these toilets are operated by a RADAR key and are only available during staffing hours.
- Baby changing facilities: Yes
- Clayton Hotel Cardiff
- Cardiff Marriott Hotel
- Travelodge Cardiff Central
- Waiting rooms location: On platforms 1/2, 3/4, 6/7 and 8.
- Mon - Fri: 05:40 - 21:30
- Sat: 05:40 - 21:30
- Sun: 07:30 - 21:30
- Storage sheltered: Yes
- Storage location: East end of platforms 1 and 2, 3 and 4, 6 and 7 - also at the front and rear of the station.
- Storage CCTV: Yes
- Commuter rail lines: City Line, Rhondda Line, Rhymney Line, Valley Line, South Wales Main Line
- Train lines: Transport for Wales, CrossCountry, Great Western Railway
- Location for Rail Replacement Services: At the rear car park (Penarth Road entrance)
- Opening hours: Monday - Friday 05:50 - 18:15 Saturday - Sunday Closed
- Car Park: Station Car Park
- Staff help available: No
- Step free access coverage: Yes
- Step free access note: Step-free category B2 Station. Some step-free access to all platforms - please check details - Ramp to Platform 1 at approx 1:14 gradient (to London) via Booking Hall, or level via car park (1 step via side gate next to Booking Hall when closed). Ramp at approx 1:20 to Platform 2 (to Weymouth) from separate entrance. Interchange via street over 1km so no reasonable step-free access between platforms.
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: No
- Impaired mobility set down / pick up points available: No
- Toilets Location: The toilets are located on Platform 1. Separate Male toilet facilities. Female and Accessible toilet is combined. Accessible toilets are located in the booking hall on platform 1. The toilets are open: Monday to Friday – 05:50 to 18:15 Saturday – 06:45 to 17:00 Sunday – 08:30 to 16:00
- National key toilets: No
- Baby changing facilities: No
- Waiting rooms location: In the booking hall. Area is heated and seating complies with Code of Practice.
- Storage sheltered: No
- Storage CCTV: No
- Location for Rail Replacement Services: Station forecourt, off Weymouth Avenue
- Car Park: No
- Staff help available: No
- Step free access note: Step-free category B2 station - “Some step-free access to all platforms.”- This station has a degree of step free access to the platforms. Access between platforms is via a stepped footbridge. Safety warning - Please be aware that this station has no tactile paving on the platform edge. Please take extra care when using this station.
- Accessible taxis: Accessible taxis are available
- Ramp for train access: Yes
- Wheelchairs available: No
- Impaired mobility set down / pick up points available: No
- Storage sheltered: No
- Storage location: Car park
- Storage CCTV: No
- Location for Rail Replacement Services: Front of the station
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