| Watford to San Giovanni Lupatoto | 677.89 mi (1,090.95 km) |
| Watford to San Giovanni Rotondo | 1,024.32 mi (1,648.48 km) |
| Watford to San Giovanni Valdarno | 786.29 mi (1,265.42 km) |
| Watford to San Giuliano Milanese | 617.84 mi (994.31 km) |
| Watford to San Giuliano Terme | 740.92 mi (1,192.40 km) |
| Watford to San Giuseppe Iato | 1,152.44 mi (1,854.67 km) |
| Watford to San Giuseppe Vesuviano | 1,028.47 mi (1,655.17 km) |
| Watford to San Giustino | 808.48 mi (1,301.12 km) |
| Watford to San Gregorio di Catania | 1,231.43 mi (1,981.79 km) |
| Watford to San Lazzaro di Savena | 735.42 mi (1,183.54 km) |
| Watford to San Marco in Lamis | 1,020.31 mi (1,642.03 km) |
| Watford to San Martino Buon Albergo | 678.63 mi (1,092.15 km) |
| Watford to San Martino di Lupari | 694.71 mi (1,118.03 km) |
| Watford to San Marzano di San Giuseppe | 1,150.08 mi (1,850.87 km) |
| Watford to San Marzano sul Sarno | 1,034.99 mi (1,665.66 km) |
