| Belfast to San Giovanni Lupatoto | 981.92 mi (1,580.24 km) |
| Belfast to San Giovanni Rotondo | 1,328.43 mi (2,137.90 km) |
| Belfast to San Giovanni Valdarno | 1,092.32 mi (1,757.92 km) |
| Belfast to San Giuliano Milanese | 923.88 mi (1,486.85 km) |
| Belfast to San Giuliano Terme | 1,047.26 mi (1,685.40 km) |
| Belfast to San Giuseppe Iato | 1,457.40 mi (2,345.46 km) |
| Belfast to San Giuseppe Vesuviano | 1,334.51 mi (2,147.69 km) |
| Belfast to San Giustino | 1,114.04 mi (1,792.87 km) |
| Belfast to San Gregorio di Catania | 1,537.55 mi (2,474.45 km) |
| Belfast to San Lazzaro di Savena | 1,040.61 mi (1,674.70 km) |
| Belfast to San Marco in Lamis | 1,324.52 mi (2,131.61 km) |
| Belfast to San Martino Buon Albergo | 982.48 mi (1,581.15 km) |
| Belfast to San Martino di Lupari | 996.46 mi (1,603.64 km) |
| Belfast to San Marzano di San Giuseppe | 1,453.79 mi (2,339.64 km) |
| Belfast to San Marzano sul Sarno | 1,341.02 mi (2,158.16 km) |
