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Travel Information
Compare bus and train for Slough to Cardiff
Omio recommends booking the train as it is the most popular option from Slough to Cardiff among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $36 For those with little time, consider booking a train, which has an average total journey time of 2h 31m. If you are seeking to minimise your carbon footprint, the train is your best option, with estimated CO2 emissions of 0.1 - 0.2kg. Average ticket prices depend on the travel mode: a bus costs an average of $36, while a train costs an average of $99.
Distance: 111 miles (179 km)
Compare train with
Most popular Train | Bus | Driving |
|---|---|---|
$99 Average price | $36 Average price Cheapest | $47 Average price (fuel + tolls) |
2h 31m Average total duration Fastest 2h 1m Onboard + 30m Additional time* | 5h 27m Average total duration 4h 57m Onboard + 30m Additional time* | 2h 20m Average total duration (door-to-door) |
0.1 - 0.2kg CO2 emissions Lowest | 0.2 - 0.4kg CO2 emissions | - CO2 emissions |
 Most popular train company |  Most popular bus company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
This is compared to other travel options from Slough to Cardiff:
A bus is $63 less than a train for this route with tickets for a train from Slough to Cardiff costing on average $99.
Other travel options to Cardiff take longer:
Bus takes on average 5h 27m.
You'll arrive about 19m sooner (2h 1m by train vs 2h 20m by car). Tickets start at around $99 compared to roughly $47 in fuel and tolls — so you're paying a bit more, but getting hours of your day back, a city-centre arrival, and the freedom to work or relax instead of drive.
Driving makes more sense if you're travelling as a group (where fuel costs split several ways), want to stop along the way, or need a car once you arrive.
Travel optionsfrom Slough to Cardiff
How to get from Slough to Cardiff by train, bus or flight.
Our recommendation
The best way to travel from Slough to Cardiff is by taking a bus because it’s the best combination of price and speed.
- 12:45 AM3h20Slough4:05 AMCardiff$211One-way0 transfers
Cheapest
- 12:45 AM3h20Slough4:05 AMCardiff$211One-way0 transfers
Fastest
- 12:45 AM3h20Slough4:05 AMCardiff$211One-way0 transfers
Other options
- 6:45 AM4h00Slough10:45 AMCardiff$261One-way0 transfers
Find all the dates and times for this journey by train, bus, flight, and ferry .
Compare prices and tickets Prices for trains, buses and flights
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FAQs: Travel from Slough to Cardiff
Travel to Cardiff 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 Slough to Cardiff.
This is compared to other travel options from Slough to Cardiff:
A bus is $63 less than a train for this route with tickets for a train from Slough to Cardiff costing on average $99.
Other travel options to Cardiff take longer:
Bus takes on average 5h 27m.
- Around 15 buses per day.
- Around 6 trains per day.
However, we recommend checking specific travel dates for your route between Slough and Cardiff as scheduled services by bus and train can vary by season or day of the week.
- Trains mostly depart from Slough station (SLO) and arrive in Cardiff Central (CDF).
- Buses mostly depart from Slough, Wellington Street and arrive in Cardiff, Sophia Gardens.
- Travel with National Express to go to Cardiff by bus.
- Travel with Great Western Railway to go to Cardiff by train.
Travelling from Slough to Cardiff: related information
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