4.9
4.6
Omio recommends booking the train as it is the most popular option from Cardiff to St Austell among Omio's users. If you are prioritising price, take the coach, with an average ticket price of £35 For those with little time, consider booking a train, which has an average total journey time of 4h 40m. Average ticket prices depend on the travel mode: a coach costs an average of £35, while a train costs an average of £81.
Distance: 169 km
Most popular Train | Coach | Driving |
|---|---|---|
£81 Average Price | £35 Average Price Cheapest | £48 Average Price (fuel + tolls) |
4h 40m Average total duration Fastest 4h 10m Onboard + 30m Additional time* | 6h 39m Average total duration 6h 9m Onboard + 30m Additional time* | 3h 21m Average total duration (door-to-door) |
 Most popular train company |  Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Compare the available ways to get from Cardiff to St Austell, with the key details around price, speed, convenience, and direct service.
This is compared to other travel options from Cardiff to St Austell:
A coach is £47 less than a train for this route with tickets for a train from Cardiff to St Austell costing on average £81.
Other travel options to St Austell take longer:
Coach takes on average 6h 39m.
Tickets start at around £81 compared to roughly £48 in fuel and tolls — a saving of about -£32. The journey takes 4h 10m versus 3h 21m by car, so you'll arrive a bit later, but you can work, read, or sleep along the way rather than spending the time behind the wheel. You'll also save the hassle of parking at the other end.
Driving is worth it if you're on a tight schedule, travelling as a group, or want to stop somewhere en route.
How to get to St Austell from Cardiff by train, bus, flight or ferry.
The best way to travel from Cardiff to St Austell is by taking a train because it’s the best combination of price and speed.
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Find all the dates and times for this journey by train, bus, flight, and ferry .
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.
The most popular day trips by train from St Austell are Plymouth, Truro, Newquay, Falmouth and Penzance. Find out what you can do in these day trip destinations and how to book your train from St Austell on Omio.
Plymouth is a naval city in Devon known for its strong maritime history and broad waterfront. The Hoe and Barbican shape its character, while the university gives it a modern, lived-in feel.
Truro is Cornwall’s cathedral city, known for its Gothic Revival skyline and compact centre of shops and historic streets. As the county town, it has a practical local feel while staying close to rivers, countryside and the Cornish coast.
Newquay is a Cornish seaside town known for its surfing beaches, Atlantic cliffs and lively holiday feel. It combines sandy bays and coastal walks with a compact centre that suits families and outdoor-minded travellers.
Falmouth is a Cornish harbour town known for its deep natural port, maritime history and creative atmosphere. A working waterfront, nearby beaches and sights such as Pendennis Castle give it an easy-going coastal character.
Penzance is a Cornish harbour town known for its promenade, mild climate and views across Mount's Bay. Its fishing heritage, art spaces and Georgian streets give it a relaxed coastal character.
Travel to St Austell easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Cardiff to St Austell.
This is compared to other travel options from Cardiff to St Austell:
A coach is £47 less than a train for this route with tickets for a train from Cardiff to St Austell costing on average £81.
Other travel options to St Austell take longer:
Coach takes on average 6h 39m.
However, we recommend checking specific travel dates for your route between Cardiff and St Austell as scheduled services by coach and train can vary by season or day of the week.
Here are some other resources that might have the information you need
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