The average bus between Port Glasgow and Perth takes 2h 51m and the fastest bus takes 2h 12m. There is a bus service every few hours from Port Glasgow to Perth. 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 hourly between Port Glasgow and Perth. The earliest departure is at 6:57 AM in the morning, and the last departure from Port Glasgow is at 10:06 PM which arrives into Perth at 12:21 AM. All services require a transfer, and take on average 2h 51m. The schedules shown below are for the next available departures.

2h 46m • 1 change

2h 46m • 1 change

2h 46m • 1 change

2h 46m • 1 change

2h 41m • 1 change

2h 41m • 1 change

2h 46m • 1 change

2h 46m • 1 change

3h 12m • 1 change

3h 17m • 1 change

2h 46m • 1 change

2h 36m • 1 change

2h 46m • 1 change

2h 41m • 1 change

2h 51m • 1 change

2h 46m • 1 change
Want to know about travelling from Port Glasgow to Perth? 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 Port Glasgow to Perth. However, there are services departing from Port Glasgow station and arriving at Perth station via Buchanan Bus Station station. The journey, including transfers, takes approximately 2h 51m.
Port Glasgow to Perth bus services, operated by McGills Buses, depart from Bus Station.
Port Glasgow to Perth bus services, operated by McGills Buses, arrive at South Street station.
The distance between Port Glasgow and Perth is 93.2 km. The road distance is 135 km.
You can take a bus from Bus Station to South Street via Buchanan Bus Station in around 2h 48m.