| Welwyn Garden City to Santa Venerina | 1,226.72 mi (1,974.22 km) |
| Welwyn Garden City to Santeramo in Colle | 1,105.66 mi (1,779.39 km) |
| Welwyn Garden City to Santo Stefano di Magra | 704.00 mi (1,132.98 km) |
| Welwyn Garden City to Santo Stino di Livenza | 719.37 mi (1,157.72 km) |
| Welwyn Garden City to Sarezzo | 635.53 mi (1,022.78 km) |
| Welwyn Garden City to Sarno | 1,033.48 mi (1,663.22 km) |
| Welwyn Garden City to Saronno | 598.64 mi (963.41 km) |
| Welwyn Garden City to Sarzana | 708.03 mi (1,139.47 km) |
| Welwyn Garden City to Sassari | 870.79 mi (1,401.40 km) |
| Welwyn Garden City to Sasso Marconi | 733.67 mi (1,180.74 km) |
| Welwyn Garden City to Sassuolo | 710.65 mi (1,143.69 km) |
| Welwyn Garden City to Sava | 1,154.02 mi (1,857.22 km) |
| Welwyn Garden City to Saviano | 1,024.82 mi (1,649.28 km) |
| Welwyn Garden City to Savigliano | 611.01 mi (983.32 km) |
| Welwyn Garden City to Savignano sul Panaro | 722.27 mi (1,162.38 km) |
