| Radviliskis to Solofra | 1,106.63 mi (1,780.94 km) |
| Radviliskis to Somma Lombardo | 950.13 mi (1,529.08 km) |
| Radviliskis to Somma Vesuviana | 1,110.85 mi (1,787.74 km) |
| Radviliskis to Sommacampagna | 906.17 mi (1,458.35 km) |
| Radviliskis to Sona | 904.69 mi (1,455.95 km) |
| Radviliskis to Sondrio | 889.46 mi (1,431.44 km) |
| Radviliskis to Sora | 1,070.61 mi (1,722.97 km) |
| Radviliskis to Sorbolo | 948.94 mi (1,527.17 km) |
| Radviliskis to Soresina | 939.48 mi (1,511.95 km) |
| Radviliskis to Sorisole | 919.61 mi (1,479.96 km) |
| Radviliskis to Sorrento | 1,127.93 mi (1,815.23 km) |
| Radviliskis to Sorso | 1,238.35 mi (1,992.93 km) |
| Radviliskis to Sortino | 1,347.29 mi (2,168.26 km) |
| Radviliskis to Soverato Marina | 1,225.87 mi (1,972.85 km) |
| Radviliskis to Sovicille | 1,022.71 mi (1,645.90 km) |
