| Belfast to Spello | 1,159.54 mi (1,866.09 km) |
| Belfast to Spilamberto | 1,024.75 mi (1,649.18 km) |
| Belfast to Spilimbergo | 1,009.80 mi (1,625.12 km) |
| Belfast to Spinea | 1,014.71 mi (1,633.02 km) |
| Belfast to Spoleto | 1,172.34 mi (1,886.71 km) |
| Belfast to Spoltore | 1,235.73 mi (1,988.71 km) |
| Belfast to Spresiano | 1,003.78 mi (1,615.43 km) |
| Belfast to Squinzano | 1,473.31 mi (2,371.06 km) |
| Belfast to Statte | 1,437.49 mi (2,313.42 km) |
| Belfast to Stezzano | 922.85 mi (1,485.19 km) |
| Belfast to Strada | 1,084.43 mi (1,745.22 km) |
| Belfast to Stradella | 941.01 mi (1,514.40 km) |
| Belfast to Striano | 1,337.55 mi (2,152.59 km) |
| Belfast to Subiaco | 1,229.96 mi (1,979.42 km) |
| Belfast to Sulmona | 1,250.33 mi (2,012.20 km) |
