Travel Information
Compare coach and train for Cardiff to Dunstable
Omio recommends booking the train as it is the most popular option from Cardiff to Dunstable among Omio's users. If you are prioritising price take the coach with prices starting from £55. For those with little time consider booking a train which can get you there in 3h 17m. The ticket price range depends on the travel mode: a coach costs an average of £55, and a train costs an average of £163.
Distance: 189 km
Compare train with
Most popular Train | Coach |
|---|---|
£164 Average Price | £57 Average Price Cheapest |
3h 47m Average total duration Fastest 3h 17m Onboard + 30m Additional time* | 5h 51m Average total duration 5h 21m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
Cardiff to Dunstable train times
The table below shows live departures for Cardiff to Dunstable trains for today, Tuesday 16 June. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 5:07 Cardiff | 3h28 | 8:35 Leagrave | 2 changes | |
![]() | 5:54 Cardiff | 2h51 | 8:45 Leagrave | 2 changes | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Cardiff to Dunstable by coach or train
Compare coach and train 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.
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Journey information
Overview: Train from Cardiff to Dunstable
Trains from Cardiff to Dunstable run on average 36 times per day, taking around 3h 17m. Cheap train tickets for this journey start at £163 but you can travel from only £55 by coach.
The earliest train runs at 08:00, the last at 13:50. The fastest train covers the 189 km distance in 2h 47m.
Distance 189 km |
Average train duration 3h 17m |
Cheapest ticket price £163 |
Trains per day 36 |
Fastest train 2h 47m |
First train 8:00 |
Last train 13:50 |
Cheapest Month Oct |
Cheapest Day Tue |
High Season Oct - Dec |
Low Season Oct - Dec |
Best time to book 77 days |
Train companies: Great Western Railway (GWR) from Cardiff to Dunstable trainsGreat Western Railway (GWR) trains will get you between Cardiff and Dunstable from £55. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Railway (GWR)
FAQs: Cardiff to Dunstable train
Find answers to the most common questions about traveling from Cardiff to Dunstable 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 Dunstable, this guide helps you travel smarter and with confidence.

popular train stations
Important Stations and Airports in Cardiff and Dunstable
- 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)
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