| Watford to Rovinj | 785.81 mi (1,264.63 km) |
| Watford to Samobor | 835.83 mi (1,345.14 km) |
| Watford to Sesvete | 850.44 mi (1,368.65 km) |
| Watford to Sibenik | 931.00 mi (1,498.30 km) |
| Watford to Sinj | 960.47 mi (1,545.72 km) |
| Watford to Sisak | 874.32 mi (1,407.09 km) |
| Watford to Slatina | 919.01 mi (1,479.00 km) |
| Watford to Slavonski Brod | 952.35 mi (1,532.65 km) |
| Watford to Solin | 962.91 mi (1,549.66 km) |
| Watford to Split | 961.86 mi (1,547.96 km) |
| Watford to Sveti Ivan Zelina | 850.59 mi (1,368.90 km) |
| Watford to Trilj | 967.39 mi (1,556.86 km) |
| Watford to Trogir | 954.49 mi (1,536.11 km) |
| Watford to Umag | 765.99 mi (1,232.74 km) |
| Watford to Valpovo | 949.36 mi (1,527.84 km) |
