| Welwyn Garden City to Spello | 853.89 mi (1,374.20 km) |
| Welwyn Garden City to Spilamberto | 719.14 mi (1,157.35 km) |
| Welwyn Garden City to Spilimbergo | 709.59 mi (1,141.98 km) |
| Welwyn Garden City to Spinea | 711.34 mi (1,144.79 km) |
| Welwyn Garden City to Spoleto | 866.67 mi (1,394.77 km) |
| Welwyn Garden City to Spoltore | 930.37 mi (1,497.29 km) |
| Welwyn Garden City to Spresiano | 701.27 mi (1,128.58 km) |
| Welwyn Garden City to Squinzano | 1,169.11 mi (1,881.50 km) |
| Welwyn Garden City to Statte | 1,132.71 mi (1,822.92 km) |
| Welwyn Garden City to Stezzano | 617.27 mi (993.39 km) |
| Welwyn Garden City to Strada | 778.78 mi (1,253.33 km) |
| Welwyn Garden City to Stradella | 635.44 mi (1,022.65 km) |
| Welwyn Garden City to Striano | 1,031.88 mi (1,660.65 km) |
| Welwyn Garden City to Subiaco | 924.31 mi (1,487.54 km) |
| Welwyn Garden City to Sulmona | 944.72 mi (1,520.37 km) |
