| Saint-Omer to Santeramo in Colle | 977.08 mi (1,572.46 km) |
| Saint-Omer to Santo Stefano di Magra | 578.09 mi (930.34 km) |
| Saint-Omer to Santo Stino di Livenza | 590.79 mi (950.78 km) |
| Saint-Omer to Sarezzo | 507.18 mi (816.23 km) |
| Saint-Omer to Sarno | 906.05 mi (1,458.15 km) |
| Saint-Omer to Saronno | 471.53 mi (758.86 km) |
| Saint-Omer to Sarzana | 582.13 mi (936.85 km) |
| Saint-Omer to Sassari | 755.43 mi (1,215.75 km) |
| Saint-Omer to Sasso Marconi | 605.76 mi (974.87 km) |
| Saint-Omer to Sassuolo | 582.99 mi (938.24 km) |
| Saint-Omer to Sava | 1,025.36 mi (1,650.15 km) |
| Saint-Omer to Saviano | 897.39 mi (1,444.21 km) |
| Saint-Omer to Savigliano | 489.54 mi (787.85 km) |
| Saint-Omer to Savignano sul Panaro | 594.45 mi (956.68 km) |
| Saint-Omer to Savignano sul Rubicone | 659.31 mi (1,061.06 km) |
