The average bus between Portsmouth and Usk takes 7h 31m and the fastest bus takes 5h 9m. The bus service runs several times per day from Portsmouth to Usk. 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 5 times a day between Portsmouth and Usk. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 8:10 PM which arrives into Usk at 9:06 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 7h 31m. The schedules shown below are for the next available departures.


8h 9m • 2 changes


6h 54m • 2 changes


5h 9m • 2 changes


6h 3m • 2 changes


8h 9m • 2 changes


6h 54m • 2 changes


5h 9m • 2 changes


6h 3m • 2 changes


8h 9m • 2 changes


6h 54m • 2 changes


5h 9m • 2 changes


6h 3m • 2 changes


8h 9m • 2 changes


6h 54m • 2 changes


6h 9m • 2 changes


7h 6m • 2 changes


8h 9m • 2 changes


7h 24m • 2 changes


6h 59m • 2 changes


6h 39m • 2 changes
Want to know about travelling from Portsmouth to Usk? 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 Usk. However, there are services departing from Portsmouth station and arriving at Usk station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 7h 31m.
Portsmouth to Usk bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Usk bus services, operated by National Express, arrive at Kingsway K14 station.
The distance between Portsmouth and Usk is 161.3 km. The road distance is 325 km.
You can take a bus from The Hard Interchange to Clock Tower via Heathrow Central Bus Station, Kingsway K14, and Friars Walk 10 in around 5h 28m.