The route requires a short ferry ride between Strangford and Portaferry.  You can get details of this services at http://www.roadsni.gov.uk/Strangford_Ferry/index.htm.

1. Turn LEFT (North-West) onto St Patricks Drive, then immediately turn LEFT (North) onto B1 [St Patricks Avenue] (0.1 mi)
2. Turn RIGHT (North-East) onto A7 [Ballydugan Road] (0.1 mi)
3. Turn LEFT (North-West) onto A7 [Church Street] (0.4 mi)
4. At roundabout, take the SECOND exit onto A22 [New Bridge Street] (0.1 mi)
5. Keep RIGHT onto A25 [Strangford Road] (8 mi)
6. Keep STRAIGHT onto A2 [Castleward Road]
7. Bear RIGHT (North) onto A2 [The Slip] (0.1 mi)
8. Turn LEFT (North) onto The Slip (0.1 mi)

9. *Check timetable* Take Strangford-Portaferry (North)
10. Take The Strand (North) (0.1 mi)
11. Road name changes to A2 [The Strand]
12. Turn LEFT (North) onto A2 [Castle Street] (0.1 mi)
13. Bear LEFT (North) onto A2 [The Square]
14. Keep STRAIGHT onto A20 [Church Street] (7.9 mi)
15. Turn RIGHT (East) onto Blackhall Street