There are 5 ways to get from Slough to Cardiff Central bus Station by train, bus, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train
best- Take the train from Slough to Cardiff CentralLondon Paddington - Cardiff Central
1h 53m£35–160Bus via Heathrow Terminal 5
cheapest- Take the bus from Heathrow Terminal 5 to Kingsway GDUk940
4h 45m£11–25Bus
- Take the bus from Heathrow Central Bus Station to Sophia Gardens201 / ...
3h 54m£14–41Drive 127.8 mi
- Drive from Slough to Cardiff Central bus Station127.8 mi
2h 15m£32–47Train via Reading
- Take the train from Slough to ReadingElizabeth / ...
- Take the train from Reading to Cardiff CentralLondon Paddington - Swansea / ...
2h 13m£50–125
Slough to Cardiff Central bus Station by train
Questions & Answers
The cheapest way to get from Slough to Cardiff Central bus Station is to bus via Heathrow Terminal 5 which costs £11 - £25 and takes 4h 45m.
The fastest way to get from Slough to Cardiff Central bus Station is to train which takes 1h 53m and costs £35 - £160.
No, there is no direct bus from Slough to Cardiff Central bus Station. However, there are services departing from Wellington Street Stop B and arriving at Cardiff Bus Interchange Bay 5 via Heathrow Central Bus Station and Sophia Gardens. The journey, including transfers, takes approximately 3h 54m.
Yes, there is a direct train departing from Slough and arriving at Cardiff Central. Services depart once a week, and operate Sunday. The journey takes approximately 1h 53m.
The distance between Slough and Cardiff Central bus Station is 127 miles. The road distance is 128.5 miles.
The best way to get from Slough to Cardiff Central bus Station without a car is to train which takes 1h 53m and costs £35 - £160.
The train from Slough to Cardiff Central takes 1h 53m including transfers and departs once a week.
Slough to Cardiff Central bus Station bus services, operated by FlixBus, depart from Heathrow Terminal 5 station.
Slough to Cardiff Central bus Station train services, operated by Great Western Railway (GWR), depart from Slough station.
The best way to get from Slough to Cardiff Central bus Station is to train which takes 1h 53m and costs £35 - £160. Alternatively, you can bus, which costs £14 - £45 and takes 3h 54m.
What companies run services between Slough, England and Cardiff Central bus Station, Wales?
Great Western Railway (GWR) operates a train from Slough to Cardiff Central once a week. Tickets cost £35–160 and the journey takes 1h 53m. Alternatively, National Express operates a bus from Heathrow Central Bus Station to Sophia Gardens every 30 minutes. Tickets cost £13–40 and the journey takes 2h 55m.
Transport is disrupted due to the Russia-Ukraine war. Read more
- Phone
- +44 3457 000 125
- gwr.feedback@gwr.com
- Website
- gwr.com
Train from Slough to Cardiff Central
- Ave. Duration
- 1h 53m
- Frequency
- Once a week
- Estimated price
- £35–160
- Website
- https://www.gwr.com/
Train from Slough to Reading
- Ave. Duration
- 24 min
- Frequency
- Hourly
- Estimated price
- £9–15
- Website
- https://www.gwr.com/
Train from Reading to Cardiff Central
- Ave. Duration
- 1h 24m
- Frequency
- Hourly
- Estimated price
- £40–110
- Website
- https://www.gwr.com/
- Phone
- 0343 222 1234
- Website
- tfl.gov.uk
Train from Slough to Reading
- Ave. Duration
- 23 min
- Frequency
- Every 30 minutes
- Estimated price
- £9–15
- Website
- https://tfl.gov.uk/modes/elizabeth-line/
- Phone
- 08717 81 81 81
- Website
- nationalexpress.com
Bus from Heathrow Central Bus Station to Sophia Gardens
- Ave. Duration
- 2h 55m
- Frequency
- Every 30 minutes
- Estimated price
- £13–40
- Website
- https://www.nationalexpress.com/en
Rome2Rio's guide to FlixBus
Contact Details
- Phone
- +49 30 300 137 300
- service@flixbus.com
- Website
- flixbus.fr
Bus from Heathrow Terminal 5 to Kingsway GD
- Ave. Duration
- 3h 50m
- Frequency
- Every 30 minutes
- Estimated price
- £11–25
- Website
- https://www.flixbus.co.uk
Want to know more about travelling around United Kingdom
Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.
Related travel guides
Travelling to the UK: What do I need to know?
Read the travel guide
Want to know more about Flixbus?
Read the travel guide
More Questions & Answers
Slough to Cardiff Central bus Station bus services, operated by FlixBus, arrive at Kingsway GD station.
Slough to Cardiff Central bus Station train services, operated by Great Western Railway (GWR), arrive at Cardiff Central station.
Yes, the driving distance between Slough to Cardiff Central bus Station is 129 miles. It takes approximately 2h 15m to drive from Slough to Cardiff Central bus Station.
Book your Slough to Cardiff Central bus Station train tickets online with Omio.
Book your Slough to Cardiff Central bus Station bus tickets online with Omio.
There are 1530+ hotels available in Cardiff Central bus Station.

















