The average bus between Belfast Harbour and Portstewart takes 2h 46m and the fastest bus takes 2h 17m. There is a bus service every few hours from Belfast Harbour to Portstewart. 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 2 hours between Belfast Harbour and Portstewart. The earliest departure is at 7:37 AM in the morning, and the last departure from Belfast Harbour is at 7:37 PM which arrives into Portstewart at 10:33 PM. All services require a transfer at Catalyst Inc and take an average of 2h 46m. The schedules shown below are for the next available departures.


2h 48m • 2 changes


2h 17m • 2 changes


2h 42m • 2 changes


2h 56m • 2 changes


2h 45m • 2 changes


2h 51m • 2 changes


2h 30m • 2 changes


2h 52m • 2 changes


2h 43m • 2 changes


2h 48m • 2 changes


2h 48m • 2 changes


2h 27m • 2 changes


3h 15m • 2 changes


3h 15m • 2 changes


3h 15m • 2 changes


3h 15m • 2 changes


2h 45m • 2 changes


2h 51m • 2 changes


2h 30m • 2 changes


2h 52m • 2 changes
Want to know about travelling from Belfast Harbour to Portstewart? 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 Belfast Harbour to Portstewart. However, there are services departing from Belfast Harbour station and arriving at Portstewart station via Coleraine Buscentre. The journey, including transfers, takes approximately 2h 46m.
Belfast Harbour to Portstewart bus services, operated by Translink, depart from Bridge Street station.
Belfast Harbour to Portstewart bus services, operated by Translink, arrive at Coleraine Buscentre station.
The distance between Belfast Harbour and Portstewart is 81.7 km. The road distance is 106 km.
Translink operates a bus from Bridge Street to Coleraine Buscentre every 2 hours, and the journey takes 1h 45m.