| Helensburgh to Sacile | 1,016.51 mi (1,635.91 km) |
| Helensburgh to Sala Consilina | 1,417.68 mi (2,281.53 km) |
| Helensburgh to Salemi | 1,495.83 mi (2,407.31 km) |
| Helensburgh to Salerno | 1,377.20 mi (2,216.38 km) |
| Helensburgh to Salo | 976.71 mi (1,571.86 km) |
| Helensburgh to Salsomaggiore Terme | 1,005.01 mi (1,617.41 km) |
| Helensburgh to Saluzzo | 949.84 mi (1,528.62 km) |
| Helensburgh to Salzano | 1,027.61 mi (1,653.79 km) |
| Helensburgh to Samarate | 926.41 mi (1,490.92 km) |
| Helensburgh to San Benedetto del Tronto | 1,222.44 mi (1,967.32 km) |
| Helensburgh to San Biagio di Callalta | 1,027.58 mi (1,653.73 km) |
| Helensburgh to San Bonifacio | 1,009.74 mi (1,625.02 km) |
| Helensburgh to San Casciano in Val di Pesa | 1,104.73 mi (1,777.90 km) |
| Helensburgh to San Cataldo | 1,546.26 mi (2,488.47 km) |
| Helensburgh to San Cesareo | 1,255.97 mi (2,021.29 km) |
