| Radviliskis to Setubal | 1,906.53 mi (3,068.26 km) |
| Radviliskis to Sever do Vouga | 1,774.28 mi (2,855.43 km) |
| Radviliskis to Silves | 1,961.84 mi (3,157.27 km) |
| Radviliskis to Sines | 1,935.57 mi (3,115.00 km) |
| Radviliskis to Sintra | 1,909.69 mi (3,073.35 km) |
| Radviliskis to Sobrado de Paiva | 1,755.65 mi (2,825.44 km) |
| Radviliskis to Sobral de Monte Agraco | 1,889.95 mi (3,041.58 km) |
| Radviliskis to Soure | 1,818.42 mi (2,926.47 km) |
| Radviliskis to Tabua | 1,781.07 mi (2,866.36 km) |
| Radviliskis to Tavira | 1,938.58 mi (3,119.84 km) |
| Radviliskis to Tomar | 1,833.78 mi (2,951.18 km) |
| Radviliskis to Tondela | 1,775.07 mi (2,856.69 km) |
| Radviliskis to Torre de Moncorvo | 1,706.67 mi (2,746.63 km) |
| Radviliskis to Torres Novas | 1,844.79 mi (2,968.90 km) |
| Radviliskis to Torres Vedras | 1,890.64 mi (3,042.69 km) |
