| Gloucester City to Sesimbra | 3,453.54 mi (5,557.94 km) |
| Gloucester City to Setubal | 3,461.55 mi (5,570.82 km) |
| Gloucester City to Sever do Vouga | 3,427.66 mi (5,516.28 km) |
| Gloucester City to Silves | 3,522.19 mi (5,668.41 km) |
| Gloucester City to Sines | 3,478.94 mi (5,598.81 km) |
| Gloucester City to Sintra | 3,429.44 mi (5,519.15 km) |
| Gloucester City to Sobrado de Paiva | 3,424.68 mi (5,511.49 km) |
| Gloucester City to Sobral de Monte Agraco | 3,435.12 mi (5,528.29 km) |
| Gloucester City to Soure | 3,432.73 mi (5,524.44 km) |
| Gloucester City to Tabua | 3,453.88 mi (5,558.48 km) |
| Gloucester City to Tavira | 3,563.59 mi (5,735.05 km) |
| Gloucester City to Tomar | 3,455.41 mi (5,560.95 km) |
| Gloucester City to Tondela | 3,447.10 mi (5,547.57 km) |
| Gloucester City to Torre de Moncorvo | 3,474.94 mi (5,592.37 km) |
| Gloucester City to Torres Novas | 3,453.32 mi (5,557.58 km) |
