| Sligo to Somma Lombardo | 962.51 mi (1,549.01 km) |
| Sligo to Somma Vesuviana | 1,402.09 mi (2,256.44 km) |
| Sligo to Sommacampagna | 1,051.59 mi (1,692.37 km) |
| Sligo to Sona | 1,049.44 mi (1,688.91 km) |
| Sligo to Sondrio | 980.92 mi (1,578.63 km) |
| Sligo to Sora | 1,330.18 mi (2,140.71 km) |
| Sligo to Sorbolo | 1,063.74 mi (1,711.93 km) |
| Sligo to Soresina | 1,021.84 mi (1,644.50 km) |
| Sligo to Sorisole | 993.36 mi (1,598.67 km) |
| Sligo to Sorrento | 1,412.74 mi (2,273.58 km) |
| Sligo to Sorso | 1,217.96 mi (1,960.12 km) |
| Sligo to Sortino | 1,622.90 mi (2,611.81 km) |
| Sligo to Soverato Marina | 1,590.05 mi (2,558.94 km) |
| Sligo to Sovicille | 1,168.44 mi (1,880.43 km) |
| Sligo to Spello | 1,232.84 mi (1,984.06 km) |
