| Watford to Preveza | 1,342.12 mi (2,159.94 km) |
| Watford to Psychiko | 1,501.45 mi (2,416.36 km) |
| Watford to Ptolemaida | 1,299.84 mi (2,091.89 km) |
| Watford to Pylaia | 1,345.79 mi (2,165.84 km) |
| Watford to Pyrgos | 1,433.71 mi (2,307.34 km) |
| Watford to Rafina | 1,509.66 mi (2,429.57 km) |
| Watford to Rethymno | 1,663.93 mi (2,677.83 km) |
| Watford to Rodos | 1,749.01 mi (2,814.76 km) |
| Watford to Salamina | 1,493.52 mi (2,403.58 km) |
| Watford to Serres | 1,345.70 mi (2,165.70 km) |
| Watford to Sindos | 1,335.62 mi (2,149.47 km) |
| Watford to Siteia | 1,732.12 mi (2,787.58 km) |
| Watford to Skillounta | 1,443.47 mi (2,323.03 km) |
| Watford to Sparti | 1,500.41 mi (2,414.67 km) |
| Watford to Spata | 1,509.05 mi (2,428.58 km) |
