| Olecko to Sestu | 1,195.73 mi (1,924.35 km) |
| Olecko to Settimo Torinese | 898.80 mi (1,446.47 km) |
| Olecko to Seveso | 828.47 mi (1,333.29 km) |
| Olecko to Sezze | 968.52 mi (1,558.68 km) |
| Olecko to Siano | 982.88 mi (1,581.78 km) |
| Olecko to Siena | 896.42 mi (1,442.65 km) |
| Olecko to Signa | 874.95 mi (1,408.09 km) |
| Olecko to Silea | 734.55 mi (1,182.15 km) |
| Olecko to Silvi Paese | 880.63 mi (1,417.23 km) |
| Olecko to Sinalunga | 892.42 mi (1,436.21 km) |
| Olecko to Siniscola | 1,102.87 mi (1,774.89 km) |
| Olecko to Sinnai | 1,192.82 mi (1,919.66 km) |
| Olecko to Siracusa | 1,221.41 mi (1,965.67 km) |
| Olecko to Solaro | 831.64 mi (1,338.40 km) |
| Olecko to Soliera | 824.60 mi (1,327.07 km) |
