| Grain Valley to Sesimbra | 4,400.20 mi (7,081.44 km) |
| Grain Valley to Setubal | 4,407.06 mi (7,092.48 km) |
| Grain Valley to Sever do Vouga | 4,355.06 mi (7,008.80 km) |
| Grain Valley to Silves | 4,475.52 mi (7,202.66 km) |
| Grain Valley to Sines | 4,428.33 mi (7,126.70 km) |
| Grain Valley to Sintra | 4,374.39 mi (7,039.91 km) |
| Grain Valley to Sobrado de Paiva | 4,349.38 mi (6,999.65 km) |
| Grain Valley to Sobral de Monte Agraco | 4,377.84 mi (7,045.45 km) |
| Grain Valley to Soure | 4,366.26 mi (7,026.82 km) |
| Grain Valley to Tabua | 4,383.24 mi (7,054.14 km) |
| Grain Valley to Tavira | 4,515.18 mi (7,266.48 km) |
| Grain Valley to Tomar | 4,391.74 mi (7,067.82 km) |
| Grain Valley to Tondela | 4,375.39 mi (7,041.51 km) |
| Grain Valley to Torre de Moncorvo | 4,394.89 mi (7,072.89 km) |
| Grain Valley to Torres Novas | 4,390.98 mi (7,066.59 km) |
