| Mainz to Setubal | 1,155.89 mi (1,860.22 km) |
| Mainz to Sever do Vouga | 1,025.91 mi (1,651.05 km) |
| Mainz to Silves | 1,211.42 mi (1,949.60 km) |
| Mainz to Sines | 1,184.77 mi (1,906.71 km) |
| Mainz to Sintra | 1,159.58 mi (1,866.17 km) |
| Mainz to Sobrado de Paiva | 1,007.81 mi (1,621.91 km) |
| Mainz to Sobral de Monte Agraco | 1,139.86 mi (1,834.42 km) |
| Mainz to Soure | 1,069.14 mi (1,720.61 km) |
| Mainz to Tabua | 1,031.51 mi (1,660.05 km) |
| Mainz to Tavira | 1,189.01 mi (1,913.52 km) |
| Mainz to Tomar | 1,083.64 mi (1,743.95 km) |
| Mainz to Tondela | 1,025.83 mi (1,650.91 km) |
| Mainz to Torre de Moncorvo | 957.34 mi (1,540.68 km) |
| Mainz to Torres Novas | 1,094.62 mi (1,761.61 km) |
| Mainz to Torres Vedras | 1,140.73 mi (1,835.83 km) |
