| Monistrol-sur-Loire to Setubal | 816.90 mi (1,314.67 km) |
| Monistrol-sur-Loire to Sever do Vouga | 706.41 mi (1,136.86 km) |
| Monistrol-sur-Loire to Silves | 860.13 mi (1,384.25 km) |
| Monistrol-sur-Loire to Sines | 841.10 mi (1,353.63 km) |
| Monistrol-sur-Loire to Sintra | 826.19 mi (1,329.63 km) |
| Monistrol-sur-Loire to Sobrado de Paiva | 691.53 mi (1,112.91 km) |
| Monistrol-sur-Loire to Sobral de Monte Agraco | 806.95 mi (1,298.65 km) |
| Monistrol-sur-Loire to Soure | 743.33 mi (1,196.28 km) |
| Monistrol-sur-Loire to Tabua | 704.92 mi (1,134.46 km) |
| Monistrol-sur-Loire to Tavira | 833.12 mi (1,340.77 km) |
| Monistrol-sur-Loire to Tomar | 751.47 mi (1,209.38 km) |
| Monistrol-sur-Loire to Tondela | 701.51 mi (1,128.97 km) |
| Monistrol-sur-Loire to Torre de Moncorvo | 634.59 mi (1,021.28 km) |
| Monistrol-sur-Loire to Torres Novas | 761.90 mi (1,226.16 km) |
| Monistrol-sur-Loire to Torres Vedras | 809.20 mi (1,302.28 km) |
