The average bus between Cardiff and Portslade takes 6h 50m and the fastest bus takes 6h. There is a bus service every few hours from Cardiff to Portslade. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 2 hours between Cardiff and Portslade. The earliest departure is at 1:40 AM at night, and the last departure from Cardiff is at 11:40 PM which arrives into Portslade at 6:58 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 6h 50m. The schedules shown below are for the next available departures.


6h 42m • 2 changes


6h 43m • 2 changes


6h 57m • 2 changes
Arrives next day


7h 31m • 2 changes


7h 2m • 2 changes


7h 31m • 2 changes


6h 29m • 2 changes


6h 33m • 2 changes


7h 2m • 2 changes


7h 31m • 2 changes


6h 29m • 2 changes


6h 33m • 2 changes


6h 47m • 2 changes


7h 58m • 2 changes


6h 30m • 2 changes


6h 30m • 2 changes


6h 46m • 2 changes


7h 9m • 2 changes


6h • 2 changes


6h 24m • 2 changes
Want to know about travelling from Cardiff to Portslade? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Cardiff to Portslade. However, there are services departing from Cardiff station and arriving at Portslade station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 6h 50m.
Cardiff to Portslade bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Portslade bus services, operated by National Express, arrive at Old Steine station.
The distance between Cardiff and Portslade is 218.5 km. The road distance is 337 km.
You can take a bus from Sophia Gardens to St Nicolas Church via Heathrow Central Bus Station and Old Steine in around 6h.