To reach Belfast from Johnstone, you must travel to the port of Cairnryan and take a ferry across the Irish Sea. The drive to Cairnryan takes about 1 hour and 45 minutes. The ferry crossing to Belfast takes approximately 2 hours and 15 minutes. This is the most practical route for those traveling with a vehicle or preferring a scenic sea crossing.
Total Distance: 150 km driving + 75 km ferry, 160 km air distance.
Book your ferry crossing in advance to guarantee a spot for your vehicle.
Late spring to early autumn for calm seas and pleasant city exploration.