| Waltham to Sesimbra | 3,206.80 mi (5,160.85 km) |
| Waltham to Setubal | 3,214.49 mi (5,173.21 km) |
| Waltham to Sever do Vouga | 3,175.97 mi (5,111.22 km) |
| Waltham to Silves | 3,277.57 mi (5,274.74 km) |
| Waltham to Sines | 3,233.04 mi (5,203.08 km) |
| Waltham to Sintra | 3,182.18 mi (5,121.22 km) |
| Waltham to Sobrado de Paiva | 3,172.39 mi (5,105.47 km) |
| Waltham to Sobral de Monte Agraco | 3,187.24 mi (5,129.37 km) |
| Waltham to Soure | 3,182.47 mi (5,121.69 km) |
| Waltham to Tabua | 3,202.67 mi (5,154.19 km) |
| Waltham to Tavira | 3,318.48 mi (5,340.57 km) |
| Waltham to Tomar | 3,205.88 mi (5,159.36 km) |
| Waltham to Tondela | 3,195.63 mi (5,142.88 km) |
| Waltham to Torre de Moncorvo | 3,221.73 mi (5,184.87 km) |
| Waltham to Torres Novas | 3,204.12 mi (5,156.53 km) |
