The average bus between Colwyn Bay and Porthmadog takes 3h 38m and the fastest bus takes 3h 11m. The bus service runs several times per day from Colwyn Bay to Porthmadog. 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 Colwyn Bay and Porthmadog. The earliest departure is at 6:20 AM in the morning, and the last departure from Colwyn Bay is at 7:21 PM which arrives into Porthmadog at 10:59 PM. All services require a transfer at Palladium Stop B and take an average of 3h 38m. The schedules shown below are for the next available departures.


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3h 35m • 2 changesWant to know about travelling from Colwyn Bay to Porthmadog? 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 Colwyn Bay to Porthmadog. However, there are services departing from Colwyn Bay station and arriving at Porthmadog station via Bangor Bus Station Stand B station. The journey, including transfers, takes approximately 3h 38m.
Colwyn Bay to Porthmadog bus services, operated by Arriva UK, depart from Palladium Stop B station.
Colwyn Bay to Porthmadog bus services, operated by Arriva UK, arrive at The Australia station.
The distance between Colwyn Bay and Porthmadog is 49.1 km. The road distance is 98 km.
You can take a bus from St Paul`s Church to The Australia via Palladium Stop B and Bangor Bus Station Stand B in around 4h 22m.