The average bus between Greenock and Port of Menteith takes 3h 11m and the fastest bus takes 3h 7m. The bus service runs several times per day from Greenock to Port of Menteith. 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 4 times a day between Greenock and Port of Menteith. The earliest departure is at 6:05 AM in the morning, and the last departure from Greenock is at 3:30 PM which arrives into Port of Menteith at 6:44 PM. All services require a transfer, and take on average 3h 11m. The schedules shown below are for the next available departures.

3h 8m • 1 change

3h 13m • 1 change

3h 8m • 1 change

3h 8m • 1 change

3h 9m • 1 change

3h 14m • 1 change

3h 14m • 1 change

3h 7m • 1 change

3h 9m • 1 change

3h 14m • 1 change

3h 14m • 1 change

3h 7m • 1 change

3h 9m • 1 change

3h 14m • 1 change

3h 14m • 1 change

3h 7m • 1 change

3h 9m • 1 change

3h 14m • 1 change

3h 14m • 1 change

3h 7m • 1 change
Want to know about travelling from Greenock to Port of Menteith? 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 Greenock to Port of Menteith. However, there are services departing from Greenock station and arriving at Port of Menteith station via Buchanan Bus Station station. The journey, including transfers, takes approximately 3h 11m.
Greenock to Port of Menteith bus services, operated by McGills Buses, depart from Stance 1 station.
Greenock to Port of Menteith bus services, operated by McGills Buses, arrive at Inchmoy station.
The distance between Greenock and Port of Menteith is 39.7 km. The road distance is 102 km.
You can take a bus from Stance 1 to Inchmoy via Buchanan Bus Station in around 4h 5m.