| Iselin to Sesimbra | 3,397.66 mi (5,468.01 km) |
| Iselin to Setubal | 3,405.57 mi (5,480.74 km) |
| Iselin to Sever do Vouga | 3,370.30 mi (5,423.97 km) |
| Iselin to Silves | 3,466.93 mi (5,579.48 km) |
| Iselin to Sines | 3,423.31 mi (5,509.28 km) |
| Iselin to Sintra | 3,373.40 mi (5,428.97 km) |
| Iselin to Sobrado de Paiva | 3,367.14 mi (5,418.88 km) |
| Iselin to Sobral de Monte Agraco | 3,378.90 mi (5,437.82 km) |
| Iselin to Soure | 3,375.80 mi (5,432.83 km) |
| Iselin to Tabua | 3,396.67 mi (5,466.41 km) |
| Iselin to Tavira | 3,508.20 mi (5,645.89 km) |
| Iselin to Tomar | 3,398.71 mi (5,469.69 km) |
| Iselin to Tondela | 3,389.81 mi (5,455.37 km) |
| Iselin to Torre de Moncorvo | 3,417.12 mi (5,499.32 km) |
| Iselin to Torres Novas | 3,396.71 mi (5,466.48 km) |
