| Watford to Schiedam | 205.73 mi (331.09 km) |
| Watford to Schijndel | 249.91 mi (402.20 km) |
| Watford to Schinnen | 275.49 mi (443.35 km) |
| Watford to Schoonhoven | 225.00 mi (362.10 km) |
| Watford to Simpelveld | 281.59 mi (453.18 km) |
| Watford to Sint Anthonis | 269.07 mi (433.02 km) |
| Watford to Sint Willebrord | 214.11 mi (344.58 km) |
| Watford to Sint-Michielsgestel | 246.63 mi (396.91 km) |
| Watford to Sint-Oedenrode | 251.30 mi (404.44 km) |
| Watford to Sittard | 274.05 mi (441.03 km) |
| Watford to Sliedrecht | 221.13 mi (355.87 km) |
| Watford to Slochteren | 321.56 mi (517.51 km) |
| Watford to Sluis | 164.46 mi (264.67 km) |
| Watford to Sneek | 272.65 mi (438.79 km) |
| Watford to Soest | 245.38 mi (394.91 km) |
