| Grantham to Sesimbra | 1,078.49 mi (1,735.67 km) |
| Grantham to Setubal | 1,069.57 mi (1,721.30 km) |
| Grantham to Sever do Vouga | 916.48 mi (1,474.93 km) |
| Grantham to Silves | 1,150.04 mi (1,850.81 km) |
| Grantham to Sines | 1,106.39 mi (1,780.56 km) |
| Grantham to Sintra | 1,060.65 mi (1,706.94 km) |
| Grantham to Sobrado de Paiva | 895.25 mi (1,440.76 km) |
| Grantham to Sobral de Monte Agraco | 1,042.07 mi (1,677.06 km) |
| Grantham to Soure | 965.61 mi (1,554.00 km) |
| Grantham to Tabua | 934.62 mi (1,504.13 km) |
| Grantham to Tavira | 1,142.88 mi (1,839.29 km) |
| Grantham to Tomar | 990.98 mi (1,594.83 km) |
| Grantham to Tondela | 925.39 mi (1,489.27 km) |
| Grantham to Torre de Moncorvo | 864.56 mi (1,391.38 km) |
| Grantham to Torres Novas | 1,001.73 mi (1,612.12 km) |
