| Iesi to Setubal | 1,200.12 mi (1,931.41 km) |
| Iesi to Sever do Vouga | 1,120.50 mi (1,803.27 km) |
| Iesi to Silves | 1,218.08 mi (1,960.31 km) |
| Iesi to Sines | 1,215.12 mi (1,955.55 km) |
| Iesi to Sintra | 1,217.17 mi (1,958.85 km) |
| Iesi to Sobrado de Paiva | 1,109.58 mi (1,785.70 km) |
| Iesi to Sobral de Monte Agraco | 1,199.64 mi (1,930.64 km) |
| Iesi to Soure | 1,148.54 mi (1,848.39 km) |
| Iesi to Tabua | 1,111.45 mi (1,788.71 km) |
| Iesi to Tavira | 1,182.06 mi (1,902.35 km) |
| Iesi to Tomar | 1,148.34 mi (1,848.08 km) |
| Iesi to Tondela | 1,110.80 mi (1,787.67 km) |
| Iesi to Torre de Moncorvo | 1,049.68 mi (1,689.30 km) |
| Iesi to Torres Novas | 1,157.43 mi (1,862.70 km) |
| Iesi to Torres Vedras | 1,203.64 mi (1,937.08 km) |
