The average bus between Portsmouth and Monmouth takes 7h 56m and the fastest bus takes 6h 16m. The bus service runs several times per day from Portsmouth to Monmouth. 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 Monmouth. The earliest departure is at 3:20 AM at night, and the last departure from Portsmouth is at 8:10 PM which arrives into Monmouth at 9:27 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 7h 56m. The schedules shown below are for the next available departures.


6h 26m • 2 changes

6h 41m • 2 changes

7h 38m • 2 changes

7h 24m • 2 changes

8h 41m • 2 changes

7h 56m • 2 changes

7h 31m • 2 changes

7h 21m • 2 changesWant to know about travelling from Portsmouth to Monmouth? 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 Monmouth. However, there are services departing from Portsmouth station and arriving at Monmouth station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 7h 56m.
Portsmouth to Monmouth bus services, operated by National Express, depart from The Hard Interchange station.
Portsmouth to Monmouth bus services, operated by National Express, arrive at Monmouth Bus Station Stand 2.
The distance between Portsmouth and Monmouth is 159.3 km. The road distance is 348 km.
You can take a bus from The Hard Interchange to Monmouth Bus Station Stand 2 via Heathrow Central Bus Station, Kingsway K14, and Friars Walk 10 in around 6h 30m.