| Iseo to Setubal | 1,085.61 mi (1,747.12 km) |
| Iseo to Sever do Vouga | 985.53 mi (1,586.05 km) |
| Iseo to Silves | 1,118.69 mi (1,800.35 km) |
| Iseo to Sines | 1,106.30 mi (1,780.42 km) |
| Iseo to Sintra | 1,097.99 mi (1,767.04 km) |
| Iseo to Sobrado de Paiva | 971.80 mi (1,563.96 km) |
| Iseo to Sobral de Monte Agraco | 1,079.25 mi (1,736.88 km) |
| Iseo to Soure | 1,019.71 mi (1,641.07 km) |
| Iseo to Tabua | 981.49 mi (1,579.55 km) |
| Iseo to Tavira | 1,087.37 mi (1,749.95 km) |
| Iseo to Tomar | 1,024.90 mi (1,649.42 km) |
| Iseo to Tondela | 979.01 mi (1,575.56 km) |
| Iseo to Torre de Moncorvo | 913.56 mi (1,470.23 km) |
| Iseo to Torres Novas | 1,034.91 mi (1,665.53 km) |
| Iseo to Torres Vedras | 1,082.17 mi (1,741.59 km) |
