The average bus between Portsmouth and Swindon takes 4h 47m and the fastest bus takes 3h 25m. The bus service runs several times per day from Portsmouth to Swindon. 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 4 hours between Portsmouth and Swindon. The earliest departure is at 5:35 AM in the morning, and the last departure from Portsmouth is at 8:10 PM which arrives into Swindon at 1:05 AM. All services require a transfer, and take on average 4h 47m. The schedules shown below are for the next available departures.

3h 25m • 1 change

3h 35m • 1 change

5h 40m • 1 change

4h 50m • 1 change

3h 35m • 1 change

3h 35m • 1 change

5h 55m • 1 change

5h • 1 change

6h 20m • 1 change

5h 10m • 1 change

4h 50m • 1 change

3h 35m • 1 change

6h 20m • 1 change

5h 10m • 1 change

4h 50m • 1 change

3h 35m • 1 change

6h 20m • 1 change

5h 10m • 1 change

4h 50m • 1 change

3h 35m • 1 change
Want to know about travelling from Portsmouth to Swindon? 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 Portsmouth to Swindon. However, there are services departing from Portsmouth station and arriving at Swindon station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 4h 47m.
Portsmouth to Swindon bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Swindon bus services, operated by National Express, arrive at Fleming Way station.
Book your Portsmouth to Swindon bus tickets online with National Express.
The distance between Portsmouth and Swindon is 97.1 km. The road distance is 216 km.
You can take a bus from The Hard Interchange to Fleming Way via Heathrow Central Bus Station in around 4h 9m.