| Watford to Prokuplje | 1,173.84 mi (1,889.12 km) |
| Watford to Raca | 1,108.75 mi (1,784.35 km) |
| Watford to Raska | 1,132.76 mi (1,823.00 km) |
| Watford to Razanj | 1,154.48 mi (1,857.95 km) |
| Watford to Rekovac | 1,129.54 mi (1,817.81 km) |
| Watford to Ruma | 1,032.15 mi (1,661.09 km) |
| Watford to Sabac | 1,035.96 mi (1,667.22 km) |
| Watford to Secanj | 1,056.90 mi (1,700.91 km) |
| Watford to Senta | 1,008.49 mi (1,623.01 km) |
| Watford to Sid | 1,003.32 mi (1,614.69 km) |
| Watford to Sjenica | 1,109.52 mi (1,785.60 km) |
| Watford to Smederevo | 1,089.71 mi (1,753.71 km) |
| Watford to Smederevska Palanka | 1,102.52 mi (1,774.33 km) |
| Watford to Sokobanja | 1,167.94 mi (1,879.62 km) |
| Watford to Sombor | 973.66 mi (1,566.95 km) |
