| Helena to Sesimbra | 4,881.26 mi (7,855.62 km) |
| Helena to Setubal | 4,885.27 mi (7,862.09 km) |
| Helena to Sever do Vouga | 4,797.85 mi (7,721.40 km) |
| Helena to Silves | 4,968.20 mi (7,995.55 km) |
| Helena to Sines | 4,914.15 mi (7,908.56 km) |
| Helena to Sintra | 4,852.91 mi (7,810.00 km) |
| Helena to Sobrado de Paiva | 4,787.05 mi (7,704.02 km) |
| Helena to Sobral de Monte Agraco | 4,851.34 mi (7,807.48 km) |
| Helena to Soure | 4,820.97 mi (7,758.60 km) |
| Helena to Tabua | 4,828.57 mi (7,770.83 km) |
| Helena to Tavira | 5,002.10 mi (8,050.10 km) |
| Helena to Tomar | 4,851.00 mi (7,806.93 km) |
| Helena to Tondela | 4,818.94 mi (7,755.34 km) |
| Helena to Torre de Moncorvo | 4,820.87 mi (7,758.45 km) |
| Helena to Torres Novas | 4,853.08 mi (7,810.27 km) |
