| Watford to Savignano sul Rubicone | 788.35 mi (1,268.72 km) |
| Watford to Savona | 651.89 mi (1,049.11 km) |
| Watford to Scafati | 1,033.61 mi (1,663.44 km) |
| Watford to Scalea | 1,126.02 mi (1,812.16 km) |
| Watford to Scandiano | 705.27 mi (1,135.03 km) |
| Watford to Scandicci | 765.16 mi (1,231.41 km) |
| Watford to Schio | 673.94 mi (1,084.60 km) |
| Watford to Sciacca | 1,177.22 mi (1,894.55 km) |
| Watford to Scicli | 1,264.86 mi (2,035.60 km) |
| Watford to Scordia | 1,239.14 mi (1,994.20 km) |
| Watford to Scorze | 707.61 mi (1,138.79 km) |
| Watford to Sedico | 683.20 mi (1,099.51 km) |
| Watford to Sedriano | 603.30 mi (970.92 km) |
| Watford to Segni | 934.68 mi (1,504.23 km) |
| Watford to Segrate | 613.63 mi (987.55 km) |
