There are 4 ways to get from Cardiff to M4 Thames Bridge 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 Cardiff Central to ReadingSwansea - London Paddington / ...
2h 27m£39–112Bus
cheapest- Take the bus from Sophia Gardens to Heathrow Terminal 5201 / ...
5h 2m£11–40Drive 127.2 mi
- Drive from Cardiff to M4 Thames Bridge127.2 mi
2h 12m£32–46Bus via Kingsway GD
- Take the bus from Kingsway GD to Heathrow Terminal 5Uk940
5h 37m£11–26
Questions & Answers
The cheapest way to get from Cardiff to M4 Thames Bridge is to bus via Kingsway GD which costs £11 - £26 and takes 5h 37m.
The fastest way to get from Cardiff to M4 Thames Bridge is to drive which takes 2h 12m and costs £30 - £50.
No, there is no direct bus from Cardiff to M4 Thames Bridge. However, there are services departing from Sophia Gardens and arriving at Bishops Centre via Heathrow Terminal 5. The journey, including transfers, takes approximately 5h 2m.
No, there is no direct train from Cardiff to M4 Thames Bridge. However, there are services departing from Cardiff Central and arriving at Taplow via Reading. The journey, including transfers, takes approximately 2h 27m.
The distance between Cardiff and M4 Thames Bridge is 124 miles. The road distance is 127.9 miles.
The best way to get from Cardiff to M4 Thames Bridge without a car is to train which takes 2h 27m and costs £35 - £120.
It takes approximately 2h 27m to get from Cardiff to M4 Thames Bridge, including transfers.
Cardiff to M4 Thames Bridge bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to M4 Thames Bridge train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
The best way to get from Cardiff to M4 Thames Bridge is to train which takes 2h 27m and costs £35 - £120. Alternatively, you can bus, which costs £11 - £40 and takes 5h 2m.
What companies run services between Cardiff, Wales and M4 Thames Bridge, England?
Great Western Railway (GWR) operates a train from Cardiff Central to Reading hourly. Tickets cost £30–95 and the journey takes 1h 27m. Alternatively, National Express operates a bus from Sophia Gardens to Heathrow Terminal 5 hourly. Tickets cost £11–40 and the journey takes 3h 15m.
- Phone
- +44 3457 000 125
- gwr.feedback@gwr.com
- Website
- gwr.com
Train from Cardiff Central to Reading
- Ave. Duration
- 1h 27m
- Frequency
- Hourly
- Estimated price
- £30–95
- Website
- https://www.gwr.com/
- Phone
- 08717 81 81 81
- Website
- nationalexpress.com
Bus from Sophia Gardens to Heathrow Terminal 5
- Ave. Duration
- 3h 15m
- Frequency
- Hourly
- Estimated price
- £11–40
- 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 Kingsway GD to Heathrow Terminal 5
- Ave. Duration
- 3h 50m
- Frequency
- Every 30 minutes
- Estimated price
- £11–26
- 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
Cardiff to M4 Thames Bridge bus services, operated by National Express, arrive at Heathrow Terminal 5 station.
Cardiff to M4 Thames Bridge train services, operated by Great Western Railway (GWR), arrive at Reading station.
Yes, the driving distance between Cardiff to M4 Thames Bridge is 128 miles. It takes approximately 2h 12m to drive from Cardiff to M4 Thames Bridge.
There are 2360+ hotels available in M4 Thames Bridge.













