The average bus between Swansea and Portishead takes 3h 40m and the fastest bus takes 3h 4m. There is a bus service every few hours from Swansea to Portishead. 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 Swansea and Portishead. The earliest departure is at 3:15 AM at night, and the last departure from Swansea is at 11:20 PM which arrives into Portishead at 2:50 AM. All services require a transfer, and take on average 3h 40m. The schedules shown below are for the next available departures.

3h 48m • 1 change

3h 58m • 1 change

3h 47m • 1 change

3h 32m • 1 change

3h 42m • 1 change

4h • 1 change

3h 48m • 1 change

3h 58m • 1 change

3h 42m • 1 change

4h • 1 change

3h 48m • 1 change

3h 58m • 1 change

3h 42m • 1 change

4h • 1 change

3h 38m • 1 change

3h 47m • 1 change

3h 32m • 1 change

3h 27m • 1 change

3h 41m • 1 change

3h 31m • 1 change
Want to know about travelling from Swansea to Portishead? 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 Swansea to Portishead. However, there are services departing from Swansea station and arriving at Portishead station via Bus Station station. The journey, including transfers, takes approximately 3h 40m.
Swansea to Portishead bus services, operated by National Express, depart from Swansea Bus Station Stand B.
Swansea to Portishead bus services, operated by National Express, arrive at Combe Road station.
The distance between Swansea and Portishead is 82.6 km. The road distance is 157 km.
You can take a bus from Swansea Bus Station Stand B to Combe Road via Bus Station in around 3h 20m.