| Shannon to Santeramo in Colle | 1,453.84 mi (2,339.73 km) |
| Shannon to Santo Stefano di Magra | 1,039.27 mi (1,672.54 km) |
| Shannon to Santo Stino di Livenza | 1,079.89 mi (1,737.91 km) |
| Shannon to Sarezzo | 985.51 mi (1,586.02 km) |
| Shannon to Sarno | 1,372.01 mi (2,208.04 km) |
| Shannon to Saronno | 941.75 mi (1,515.61 km) |
| Shannon to Sarzana | 1,043.17 mi (1,678.82 km) |
| Shannon to Sassari | 1,163.49 mi (1,872.46 km) |
| Shannon to Sasso Marconi | 1,079.05 mi (1,736.56 km) |
| Shannon to Sassuolo | 1,054.69 mi (1,697.36 km) |
| Shannon to Sava | 1,503.34 mi (2,419.39 km) |
| Shannon to Saviano | 1,363.44 mi (2,194.24 km) |
| Shannon to Savigliano | 932.91 mi (1,501.37 km) |
| Shannon to Savignano sul Panaro | 1,067.13 mi (1,717.38 km) |
| Shannon to Savignano sul Rubicone | 1,136.53 mi (1,829.06 km) |
